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Levaquin (Levofloxacin)

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Generic Levaquin is a high-quality medication which is taken in treatment of infections such as chronic bronchitis, and sinus, urinary tract, pneumonia, kidney, and skin infections. Generic Levaquin acts by eliminating bacteria. It is fluoroquinolone.

Other names for this medication:

Similar Products:
Doxycycline, Monodox, Microdox, Periostat


Also known as:  Levofloxacin.


Generic Levaquin is a perfect remedy. Its target is to struggle against infections such as chronic bronchitis, and sinus, urinary tract, pneumonia, kidney, and skin infections. Generic Levaquin acts by eliminating bacteria. It is fluoroquinolone.

Generic name of Generic Levaquin is Levofloxacin.

Levaquin is also known as Levofloxacin, Levotab, Levotas, Tavanic, Gatigol, Lebact, Terlev, Cravit, Levox, Levores.

Brand name of Generic Levaquin is Levaquin.


You should take it by mouth.

The treatment can be resulting after 7-14 days or 6 weeks.

Take Generic Levaquin once a day with water.

Do not crush or chew it.

Do not stop taking Generic Levaquin suddenly.


If you overdose Generic Levaquin and you don't feel good you should visit your doctor or health care provider immediately. Symptoms of Generic Levaquin overdosage: poor coordination, tremors, seizures, collapse, breathlessness, lack of movement.


Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F) away from moisture and heat. Keep in a tightly closed container. Throw away any unused medicine after the expiration date. Keep out of the reach of children.

Side effects

The most common side effects associated with Levaquin are:

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Side effect occurrence does not only depend on medication you are taking, but also on your overall health and other factors.


Do not use Generic Levaquin if you are allergic to Generic Levaquin components.

Be very careful if you're pregnant or you plan to have a baby, or you are a nursing mother.

Try to be careful with Generic Levaquin usage in case of having history of convulsions, colitis, stomach problems, vision problems, heart disease, history of stroke, kidney or liver disease.

Try to be careful with Generic Levaquin usage in case of taking anticoagulants ('blood thinners') such as warfarin (Coumadin); cimetidine (Tagamet); cisapride (Propulsid); cyclosporine (Neoral, Sandimmune); medications for irregular heartbeats such as amiodarone (Cordarone), disopyramide (Norpace), dofetilide (Tikosyn), procainamide (Procanbid, Pronestyl), quinidine (Quinidex), and sotalol (Betapace, Betapace AF); oral steroids such as dexamethasone (Decadron, Dexone), methylprednisolone (Medrol), and prednisone (Deltasone); phenytoin (Dilantin); pimozide (Orap); probenecid (Benemid); sucralfate (Carafate); theophylline (Theo-Dur); thioridazine (Mellaril); antibiotics; cancer chemotherapy agents.

Avoid alcohol.

Try to avoid machine driving.

It can be dangerous to stop Generic Levaquin taking suddenly.

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Rapid detection of the plasmid-mediated quinolone resistance determinant AAC(6')-Ib-cr in Enterobacteriaceae by measuring acetyltransferase activity against fluoroquinolones by MALDI-TOF MS analysis.

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Strategies to eradicate Helicobacter pylori infection could be improved by suppressing acid and extending the duration of therapy (optimization). We compared the efficacy of 2 different optimized nonbismuth quadruple regimens in areas of high resistance to antimicrobial agents.

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Twenty-nine patients presented with endophthalmitis, of whom 20 were classified as having proven infective endophthalmitis. The absence of an intracameral cefuroxime prophylactic regimen at 1 mg in 0.1 mL normal saline was associated with a 4.92-fold increase (95% confidence interval [CI], 1.87-12.9) in the risk for total postoperative endophthalmitis. In addition, the use of clear corneal incisions (CCIs) compared to scleral tunnels was associated with a 5.88-fold increase (95% CI, 1.34-25.9) in risk and the use of silicone intraocular lens (IOL) optic material compared to acrylic with a 3.13-fold increase (95% CI, 1.47-6.67). The presence of surgical complications increased the risk for total endophthalmitis 4.95-fold (95% CI, 1.68-14.6), and more experienced surgeons were more likely to be associated with endophthalmitis cases. When considering only proven infective endophthalmitis cases, the absence of cefuroxime and the use of silicone IOL optic material were significantly associated with an increased risk, and there was evidence that men were more predisposed to infection (OR, 2.70; 95% CI, 1.07-6.8).

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Concerns have arisen regarding the equivalence of levofloxacin and some macrolides for treating community-acquired legionella pneumonia (LP). We aimed to compare the outcomes of current patients with LP treated with levofloxacin, azithromycin and clarithromycin.

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In both groups, bacterial culture came from scrapings of the conjunctival sac, and the bacterial infection rate and pattern of drug resistance were determined. Findings were analyzed in various subgroups stratified by age, frequency of instillation, and concentration of antiseptic benzalkonium chloride in the eyedrops.

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Eradication was confirmed by a (13)C-urea breath test 8 weeks after therapy. Compliance with therapy was determined by questioning and the recovery of empty envelopes of medications. Incidence of adverse effects was evaluated by means of a specific questionnaire.

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There was no significant interaction in healthy volunteers, however, when cystic fibrosis patients were given levofloxacin with 2-h spaced calcium, the maximum plasma concentration (Cmax) decreased by 19% and time to Cmax increased by 37% (p<0.05). This difference in peak concentrations resulted in a lack of bioequivalence (Cmax geometric mean ratio 81.6%, 90% confidence intervals: 71.8%, 91.4%) even when levofloxacin and calcium supplements were spaced by the standard 2h administration instruction in patients with cystic fibrosis.

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A novel sugar-based double-tailed surfactant containing renewable block was synthesized for preparing niosomal vesicles that could be exploited for Levofloxacin encapsulation, aiming to increase its oral bioavailability.

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Thirty-nine SD rats were randomly divided into normal control group, corneal suture model group, α9β1 group, and α9β1 suppression group, and in the latter 3 groups, the rats received topical administration of levofloxacin, levofloxacin + α9β1, and levofloxacin+ anti-α9β1 monoclonal antibody (Y9A2) twice daily after corneal suture, respectively. At 3, 5, 7, 14 days after the surgery, 3 rats were randomly selected from each group to observe corneal neovascularization (CNV) under slit lamp. RT-PCR and Western blotting were used to detect the expressions of VEGF-A.

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Levofloxacin pharmacokinetics were only partially comparable with those obtained from literature data for healthy volunteers. Area under the concentration-time curve (AUC(tau)) over the 12-hour dosage interval was about 30-40% lower than in healthy volunteers (33.90 vs 49.60 mg. h/L). The reduced exposure may be due to a greater clearance of levofloxacin (0.204 vs 0.145 L/h/kg [3.40 vs 2.42 mL/min/kg]), leading to a shorter elimination half-life (5.2 vs 7.6 hours). Cumulative urinary excretion during the 12-hour dosage interval confirmed the greater excretion of unchanged drug in these patients compared with healthy subjects (76% vs 68%). Coadministered drugs used to treat underlying diseases (dopamine, furosemide, mannitol) may at least partially account for this enhanced elimination in critically ill patients. Intravenous levofloxacin 500mg twice daily ensured a median C(max)/MIC (maximum plasma concentration/minimum inhibitory concentration) ratio of 102 and a median 24-hour AUC/MIC ratio of 930 SIT(-1). h (inverse serum inhibitory titre integrated over time) against methicillin-sensitive Staphylococcus aureus and Haemophilus influenzae. The overall success rate of the assessable cases was 75% (6/8). Bacterial eradication was obtained in all of the assessable cases (8/8), but a superinfection (Acinetobacter anitratus,Pseudomonas aeruginosa) occurred in three cases.

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A series of novel 1-[(1R,2S)-2-fluorocyclopropyl]naphthyridone derivatives 21-24 containing an oxime-functionalized pyrrolidine moiety were designed, synthesized and evaluated for their biological activity. Our results reveal that compounds 21a, 21e and 21j show considerable activity against MTB H37Rv ATCC 27294 (MICs: <0.25 μg/mL) and MDR-MTB 6133 (MICs: 0.03-0.054 μg/mL). The target compounds 21-24 are generally poor against the Gram-negative strains, but 21a-j and 22a-c have potent potency (MICs: <0.008-32 μg/mL) against all of the tested Gram-positive strains including MRSA and MRSE with a few exceptions, and the most active compounds 21d, 21e and 22a-c (MICs: <0.008-32 μg/mL) were found to be comparable to or better than moxifloxacin, and 2->250 times more potent than ciprofloxacin and levofloxacin.

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Levofloxacin is a synthetic broad-spectrum antibacterial agent for oral or intravenous administration. Chemically, levofloxacin is the levorotatory isomer (L-isomer) of racemate ofloxacin, a fluoroquinolone antibacterial agent. Quinolone derivatives rapidly and specifically inhibit the synthesis of bacterial DNA. Levofloxacin has in vitro activity against a broad range of aerobic and anaerobic Gram-positive and Gram-negative bacteria. However, formulation of combined poloxamers thermoregulated (as Pluronic® F127) and levofloxacin for use in multiresistant bacterial treatment were poorly described in the current literature. Thus, the aim of the present work is to characterize poloxamers for levofloxacin controlled release and their use in the treatment of multidrug bacterial resistance. Micelles were produced in colloidal dispersions, with a diameter between 5 and 100 nm, which form spontaneously from amphiphilic molecules under certain conditions as concentration and temperature. Encapsulation of levofloxacin into nanospheres showed efficiency and enhancement of antimicrobial activity against Escherichia coli, Pseudomonas aeruginosa, and Klebsiella pneumoniae when compared with only levofloxacin. Furthermore, all formulations were not cytotoxic for NIH/3T3 cell lineage. In conclusion, poloxamers combined with levofloxacin have shown promising results, better than alone, decreasing the minimal inhibitory concentration of the studied bacterial multiresistance strains. In the future, this new formulation will be used after being tested in animal models in patients with resistant bacterial strains.

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The application of topical 0.5% levofloxacin for 1 or 3 days significantly reduced the number of eyes with positive conjunctival cultures. The addition of 5% povidone-iodine further eliminated bacteria from the conjunctiva. The application of levofloxacin for 1 day appears to be as effective as a 3-day application.

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In vitro, rifampin was the most effective drug overall. Moxifloxacin and trovafloxacin were as effective as the macrolides of which roxithromycin was the most active one.

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ML and HL showed similar activity against both MSSA and MRSA with MIC/MBC at 16 ~ 64 mg/L, with potency similar to amikacin (AMK) and gentamicin (GEN). When they were used in combination with conventional antibacterial agents, they showed bacteriostatic synergy with FICIs between 0.25 ~ 0.5, leading to the combined MICs decreasing to as low as 1 ~ 2 and 1 ~ 16 mg/L for ML (HL) and the agents, respectively. MIC50 of the combinations decreased from 16 mg/L to 1 ~ 4 mg/L for ML (HL) and 8 ~ 128 mg/L to 2 ~ 64 mg/L for the antibacterial agents, which exhibited a broad spectrum of synergistic action with aminoglycosides (AMK, etilmicin (ETM) and GEN), floroquinolones (levofloxacin (LEV), ciprofloxacin and norfloxacin), fosfomycin (FOS) and piperacillin. The times of dilution (TOD, the extent of decreasing in MIC value) were determined up to 16 for the combined MIC. A more significant synergy after combining was determined as ML (HL) with AMK, ETM, GEN and FOS. ML (HL) combined with antibacterial agents did not show antagonistic effects on any of the ten MRSA strains. Reversal effects of MRSA resistance to AMK and GEN by ML and HL were also observed, respectively. All the combinations also showed better dynamic bactericidal activity against MRSA than any of single ML (HL) or the agents at 24 h incubation. The more significant synergy of combinations were determined as HL (ML) + ETM, HL + LEV and HL + AMK (GEN or FOS), with △LC24 of 2.02 ~ 2.25.

levaquin dosing pneumonia

A sensitive, selective and simple method using a precipitation of protein with 10% perchloric acid, followed by high-performance liquid chromatography (HPLC) with fluorescence detection was developed for the determination of itopride hydrochloride in human plasma, using levofloxacin as the internal standard (IS). Chromatographic separation was obtained within 7.0 min using a reverse phase Hypersil BDS C(18) (250 mm x 4.6 mm, 5 microm) column and an isocratic mobile phase, constituting of a mixture of 0.1 mol/l ammonium acetate-methanol (30:70, v/v) flowing at 1.1 ml/min. The excitation and emission wavelengths were set at 304 and 344 nm, respectively. The method was validated over the concentration range of 5 ng/ml to 1000.0 ng/ml. The lower limit of quantitation (LLOQ) was 5 ng/ml. The extractive recovery of itopride hydrochloride from the biological matrix was more than 80.77%. The intra-day accuracy of the drug containing serum samples was more than 82.94% with a precision of 2.81-4.37%. The inter-day accuracy was 82.91% or more, with a precision of 6.89-9.54%. The limit we have used (70-143%) is based on the local regulatory authority (SFDA). The developed method was validated and successfully applied to bioequivalence studies of itopride hydrochloride in healthy male volunteers.

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Strains of group A streptococcus were collected from the Departments of Pediatrics in 36 hospitals at different Districts of Beijing, from May to July 2011. Minimal inhibitory concentrations (MIC) with ten antibiotics of these isolates were tested by VITEK 2 Compact method. All the Susceptibility rate (S%), Intermediate rate (I%) and Resistance rate (R%) were calculated according to their MIC values. The macrolides resistant phenotype of group A streptococcus was detected by D-test.

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E coli susceptibility for ED patients not requiring admission may not be accurately represented by hospital antibiograms that contain culture data from various patient types, sites of infection, or patients with varying illness severity. Separation of the ED population into CA-UTI and HA-UTI subgroups may be helpful when selecting empiric antibiotic therapy.

levaquin pediatric dosing

In India, there is a high prevalence of ESBL producing organisms among intraabdominal isolates and in stool flora of 'normal' individuals. Hence, it may be presumed that unless antimicrobial therapy effective for ESBL flora is used perioperatively for abdominal surgery, the outcome will be adverse. We selected patients surgically treated for appendicitis as a model to explore the relevance of ESBL producing isolates in this retrospective observational study.

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Pneumococcal resistance to antimicrobials presents problems to physicians for empirical treatment of acute otitis media (AOM). Three hundred thirty-three isolates of Streptococcus pneumoniae selected for nonsusceptibility to penicillin (MIC >0.1 microg/ml) from the middle ear (n = 325) or mastoid (n = 8) of children seen between 1994 and 2000 at four children's hospitals in the United States were tested by broth microdilution for susceptibility to nine antibiotics. Using NCCLS 2002 breakpoints, resistance to the following drugs was as indicated: amoxicillin, 1%; azithromycin, 71%; cefprozil, 71%; ceftriaxone, 2%; cefdinir, 98%; erythromycin, 70%; levofloxacin, 0%; and trimethoprim-sulfamethoxazole, 93%. Of the penicillin- and erythromycin-nonsusceptible isolates, 97% were inhibited by cethromycin (ABT-773) and 83% were inhibited by telithromycin at a concentration of

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Probe substrates, phenacetin (CYP1A2), and tolbutamide (CYP2C9) were incubated with human liver microsomes and the metabolites were analyzed by liquid chromatography/mass spectrometry using electrospray ionization in positive or negative mode. Glipizide was used as the internal standard in both modes. The inhibitory potential of fluoroquinolones on CYP1A2 and CYP2C9 was investigated.

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Older people are often especially susceptible to pneumonia and bacteria may develop resistance to antibiotics quicker in the elderly, whose immune systems gradually diminish. This study analyses, retrospectively, resistance to antibiotics in high-risk elderly patients with fatal pneumonia. Records of all patients aged over 65 who did not survive a bout with pneumonia were gathered from the records of the Department of Pneumology of HELIOS Clinic in Wuppertal, Germany from the period of 2004-2014. Susceptibility testing was executed for the study population, whose pneumonia was triggered by various kinds of bacteria. We detected 936 pneumonia patients of the overall mean age of 68.0 ± 13.6 years, with the following pneumonia types: 461 (49.3 %) community-acquired, 354 (37.8 %) nosocomial-acquired, and 121 (12.9 %) aspiration pneumonia. There were 631 (67.4 %) males and 305 (32.6 %) females there. We identified 672 (71.8 %) patients who had a high risk for pneumonia, especially staphylococcal pneumonia (p < 0.0001). The elderly patients had a higher risk of dying from pneumonia (2.9 odds ratio, 95 % confidence interval 1.8-4.6; p < 0.0001); of the 185 pneumonia-related deaths, 163 (88.1 %) were in the elderly. In those with fatal staphylococcal pneumonia, a high antibiotic resistance rate was found for piperacillin-tazobactam (p = 0.044), cefuroxime (p = 0.026), cefazolin (p = 0.043), levofloxacin (p = 0.018), erythromycin (p = 0.004), and clindamycin (p = 0.025). We conclude that elderly patients with staphylococcal pneumonia show resistance to common antibiotics. However, no significant antibiotic resistance could be ascribed for other types of pneumonia in these patients.

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A total of 232 fecal samples were collected from Tibetan pigs, and the disk diffusion method was used to examine their antimicrobial resistance. Broth microdilution and agar dilution methods were used to determine minimum inhibitory concentrations for antimicrobial agents for which disks were not commercially available.

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Treatment of post-LASIK nontuberculous mycobacteria remains a challenge. Institution of combination therapy including fortified amikacin, clarithromycin 1%, and a fourth-generation fluoroquinolone appeared to be beneficial in this patient.

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The study comprised 579 patients (579 eyes) who underwent cataract surgery. Specimens were collected by lightly rubbing the inferior palpebral conjunctival sac with a sterile cotton swab 2 weeks before surgery, and then cultured for isolation of bacteria and antimicrobial sensitivity testing. The bacterial isolates and percentage of drug-resistant isolates were compared among age groups and according to whether or not patients had diabetes mellitus, hyperlipidemia, dialysis therapy, oral steroid use, dry eye syndrome, or allergic conjunctivitis.

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To evaluate the antimicrobial susceptibility of Gram-negative bacilli that caused hospital-acquired and community-acquired intra-abdominal infections (IAIs) in China between 2012 and 2013, we determined the susceptibilities to 12 antimicrobials and the extended-spectrum β-lactamase (ESBL) statuses of 3,540 IAI isolates from seven geographic areas in China in a central laboratory using CLSI broth microdilution and interpretive standards. Most infections were caused by Escherichia coli (46.3%) and Klebsiella pneumoniae (19.7%). Rates of ESBL-producing E. coli (P = 0.031), K. pneumoniae (P = 0.017), and Proteus mirabilis (P = 0.004) were higher in hospital-acquired IAIs than in community-acquired IAIs. Susceptibilities of enterobacteriaceae to ertapenem, amikacin, piperacillin-tazobactam, and imipenem were 71.3% to 100%, 81.3% to 100%, 64.7% to 100%, and 83.1% to 100%, respectively, but imipenem was ineffective against P. mirabilis (<20%). Although most ESBL-positive hospital-acquired isolates were resistant to third- and fourth-generation cephalosporins, the majority were susceptible to cefoxitin (47.9% to 83.9%). Susceptibilities of ESBL-positive isolates to ampicillin-sulbactam (<10%) were low, whereas susceptibilities to ciprofloxacin (0% to 54.6%) and levofloxacin (0% to 63.6%) varied substantially. The prevalences of cephalosporin-susceptible E. coli and K. pneumoniae were higher in the northeastern and southern regions than in the central and eastern regions, reflecting the ESBL-positive rates in these areas, and were lowest in the Jiangsu-Zhejiang (Jiang-Zhe) area where the rates of carbapenem resistance were also highest. Ertapenem, amikacin, piperacillin-tazobactam, and imipenem are the most efficacious antibiotics for treating IAIs in China, especially those caused by E. coli or K. pneumoniae. Resistance to cephalosporins and carbapenems is more common in the Jiang-Zhe area than in other regions in China.

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We investigated the contribution of the Na(+)/L-carnitine cotransporter in the transport of tetraethylammonium (TEA) by rat renal brush-border membrane vesicles. The transient uphill transport of L-carnitine was observed in the presence of a Na(+) gradient. The uptake of L-carnitine was of high affinity (K(m)=21 microM) and pH dependent. Various compounds such as TEA, cephaloridine, and p-chloromercuribenzene sulfonate (PCMBS) had potent inhibitory effects for L-carnitine uptake. Therefore, we confirmed the Na(+)/L-carnitine cotransport activity in rat renal brush-border membranes. Levofloxacin and PCMBS showed different inhibitory effects for TEA and L-carnitine uptake. The presence of an outward H(+) gradient induced a marked stimulation of TEA uptake, whereas it induced no stimulation of L-carnitine uptake. Furthermore, unlabeled TEA preloaded in the vesicles markedly enhanced [14C]TEA uptake, but unlabeled L-carnitine did not stimulate [14C]TEA uptake. These results suggest that transport of TEA across brush-border membranes is independent of the Na(+)/L-carnitine cotransport activity, and organic cation secretion across brush-border membranes is predominantly mediated by the H(+)/organic cation antiporter.

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In Europe, 4 inhaled antibiotics (tobramycin, colistimethate sodium, aztreonam, and levofloxacin) are currently approved for the treatment of chronic Pseudomonas aeruginosa lung infection in patients with cystic fibrosis (CF). Levofloxacin inhalation solution (LIS) is the most recently approved inhaled antibiotic for adult patients with CF. A systematic literature review and Bayesian network meta-analysis (NMA) was conducted to compare the relative short-term (4 weeks) and long-term (24 weeks) outcomes of these inhaled antibiotics versus LIS.

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We surveyed the group B Streptococcus (GBS) strains isolated from four teaching hospitals during 1-year period to investigate the current serotypes and antimicrobial resistance status of these strains. A total of 231 non-duplicate colonizing GBS isolates were collected from pregnant women. Antimicrobial susceptibility of these isolates was tested by the disk diffusion method. Serotype was performed by a multiplex polymerase chain reaction (PCR) method. Analysis of the resistance mechanisms was performed by PCR amplification and DNA sequencing. Seven serotypes (Ia, Ib, II, III, V, VI, and VIII) were identified, and the prevalence ranged from 0.9 to 35.9%. All isolates were susceptible to the penicillin, ceftriaxone, and vancomycin. The resistance of all the isolates to erythromycin, clindamycin, and levofloxacin was 61.5, 51.9, and 35.5%, respectively. The erythromycin resistance was mainly associated with the genes ermB and ermB-mef(A/E) (69.8%). The most predominant phenotype was cMLSB (77.5%). Five gene panels, including gyrA, parC, parE, gyrA-parC, and gyrA-parC-parE, were detected. The most predominant genotype was gyrA-parC-parE triple mutation (69.5%). The S81L in gyrA gene, S79Y mutation in parC gene, and H225Y mutation in parE gene were discovered. The isolates with serotype III, V, and Ia were the most important clone concerning the prevalence and resistance.

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Pediatric tuberculous meningitis (TBM) is a highly morbid, often fatal disease. Standard treatment includes isoniazid, rifampin, pyrazinamide, and ethambutol. Current rifampin dosing achieves low cerebrospinal fluid (CSF) concentrations, and CSF penetration of ethambutol is poor. In adult trials, higher-dose rifampin and/or a fluoroquinolone reduced mortality and disability. To estimate optimal dosing of rifampin and levofloxacin for children, we compiled plasma and CSF pharmacokinetic (PK) and outcomes data from adult TBM trials plus plasma PK data from children. A population PK/pharmacodynamic (PD) model using adult data defined rifampin target exposures (plasma area under the curve (AUC)0-24 = 92 mg*h/L). Levofloxacin targets and rifampin pediatric drug disposition information were literature-derived. To attain target rifampin exposures, children require daily doses of at least 30 mg/kg orally or 15 mg/kg intravenously (i.v.). From our pediatric population PK model, oral levofloxacin doses needed to attain exposure targets were 19-33 mg/kg. Our results provide data-driven guidance to maximize pediatric TBM treatment while we await definitive trial results.

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levaquin 200 mg 2017-11-27

Results indicate that metal chelate formation can cause significant reduction in the antimicrobial activity of fluoroquinolone antibiotics. Alteration in the HSA-fluoroquinolone binding affinity in the presence of metal ions could have significant pharmacological effects. Quantitative estimate of the magnitude buy levaquin online of interaction of different metal ions could also be obtained from the data.

levaquin tab 2016-02-18

Agar dilution MIC methodology was used to compare the activity of WCK 771 with those of buy levaquin online ciprofloxacin, levofloxacin, moxifloxacin, gatifloxacin, piperacillin, piperacillin-tazobactam, imipenem, clindamycin, and metronidazole against 350 anaerobes. Overall, the MICs (in micrograms per milliliter) at which 50 and 90%, respectively, of the isolates tested were inhibited were as follows: WCK 771, 0.5 and 2.0; ciprofloxacin, 2.0 and 32.0; levofloxacin, 1.0 and 8.0; gatifloxacin, 0.5 and 4.0; moxifloxacin, 0.5 and 4.0; piperacillin, 2.0 and 64.0; piperacillin-tazobactam, < or =0.125 and 8.0; imipenem, 0.125 and 1.0; clindamycin, 0.125 and 16.0; and metronidazole, 1.0 and >16.0.

levaquin reviews 2016-10-19

Long QT interval is an important buy levaquin online finding that is often missed by electrocardiogram interpreters. Long QT syndrome (inherited and acquired) is a potentially lethal cardiac channelopathy that is frequently mistaken for epilepsy. We present a case of long QT syndrome with multiple cardiac arrests presenting as syncope and seizures. The long QTc interval was aggravated by hypomagnesaemia and drugs, including clarithromycin and levofloxacin. Multiple drugs can cause prolongation of the QT interval, and all physicians should bear this in mind when prescribing these drugs.

levaquin dosage 2017-02-05

Severe SDSE infections were most common in elderly men with underlying diseases especially diabetes mellitus. With VitekMS identification of SDSE isolates was successful to the species level only. Emm typing revealed 24 different emm types, one new type and one new subtype. StG485, stG6, stC74a, stG643, and stG480 were the predominant types in this study, stC74a and stG652 in invasive infections and stG643, stC74a and stG485 in non-invasive infections. Resistance was observed to tetracycline (62%), macrolides (13%) with one M phenotype, and clindamycin (12%) presenting 6 constitutive buy levaquin online MLS(B) phenotypes and 8 inducible MLS(B) phenotypes. Levofloxacin resistance was detected only in one isolate. All isolates tested for virulence genes were positive for scpA, ska, saga and slo. Superantigenic genes were negative except speG(dys) (positive 17/34; 50%).

levaquin normal dosage 2015-04-29

The aim of this study was to report the complementary use of honey for treatment of a contact lens-induced corneal ulcer. A 23-year-old contact lens user presented with a corneal ulcer in her left eye. She had visual acuity reduced to hand movement. There was a history of wearing contact lenses while swimming in a lake seven days before presentation. The cultures from corneal scrapings and contact lenses were positive for Klebsiella oxytoca, Pseudomonas aeruginosa, Stenotrophomonas maltophilia and Pseudomonas spp. The treatment with topical levofloxacin and 25% (w/v) γ-irradiated honeydew honey solution was effective and the patient achieved final best corrected visual acuity of affected eye. In addition to positive clinical outcome, honeydew honey was shown to be highly effective in vitro against ocular isolates, in particular S. maltophilia. The minimal inhibitory concentrations for honeydew honey ranged from 5% to 10%. These results demonstrate that honey is a promising antibacterial agent in management of corneal buy levaquin online ulcers. Moreover, honey exhibits anti-biofilm and anti-inflammatory properties, and thus becomes an interesting ophthalmologic agent.

levaquin 500mg dosage 2016-04-11

The clinical data of 145 neonates buy levaquin online with nosocomial infection in the NICU were retrospectively reviewed.

levaquin 10 mg 2017-05-04

Antibiotics resistance in Helicobacter pylori (H. pylori) is the major factor for eradication failure. Molecular tests including fluorescence in situ hybridization, PCR-restriction fragment length polymorphism, and dual priming oligonucleotide-PCR (DPO-PCR) play critical roles in the detection of antibiotic susceptibility; however, limited knowledge is buy levaquin online known about application of multiple genetic analysis system (MGAS) in the area of H. pylori identification and antibiotics resistance detection.The aim of this study is to determine the antibiotics resistance using different molecular tests and evaluate the treatment outcomes of E-test-based genotypic resistance.A total of 297 patients with dyspepsia complaint were recruited for gastroscopies. Ninety patients with H. pylori culture positive were randomly divided into 2 groups (test group and control group). E-test, general PCR, and MGAS assay were performed in test group. Patients in control group were treated with empirical therapy (rabeprazole + bismuth potassium citrate + amoxicillin [AMX] + clarithromycin [CLR]), whereas patients in test group received quadruple therapy based on E-test results twice daily for 14 consecutive days. The eradication effect of H. pylori was confirmed by C-urea breath test after at least 4 weeks when treatment was finished.Rapid urease test showed 46.5% (128/297) patients with H. pylori infection, whereas 30.3% (90/297) patients were H. pylori culture positive. E-test showed that H. pylori primary resistance rate to CLR, AMX, metronidazole, tetracycline, and levofloxacin (LVX) was 40.0% (18/45), 4.4% (2/45), 53.3% (24/45), 0% (0/45), and 55.6% (25/45), respectively. In addition, there are many multidrug resistant (MDR) phenotypes, and the MDR strains have higher minimum inhibitory concentration than their single-drug resistant counterparts. Considering E-test as the reference test, the sensitivities of general PCR and MGAS in detecting CLR resistance were 83.3% (15/18) and 94.4% (17/18), whereas in detecting LVX resistance were 100% (25/25) and 83.3% (15/18), respectively. Finally, the eradication rate in test group was significantly higher than that in control group as demonstrated by intention-to-treat analysis and per-protocol analysis.MGAS is a promising assay for H. pylori identification and antibiotic susceptibility testing. Phenotypic resistance-guided quadruple therapy showed a high efficacy in treating patients with H. pylori infection.

levaquin online 2015-03-19

The activities of HMR 3647, HMR 3004, erythromycin, clarithromycin, and levofloxacin for 97 Legionella spp. isolates were determined by microbroth dilution susceptibility testing. Growth inhibition of two Legionella pneumophila strains grown in guinea pig alveolar macrophages was also determined. The concentrations required to inhibit 50% of strains tested were 0.06, 0.02, 0.25, 0.03, and 0.02 microg/ml for HMR 3647, HMR 3004, erythromycin, clarithromycin, and levofloxacin, respectively. BYEalpha broth did not significantly inhibit the activities of the drugs tested, as judged by the susceptibility of the control Staphylococcus aureus strain; however, when Escherichia coli was used as the test strain, levofloxacin activity tested in BYEalpha broth was fourfold lower. HMR 3647, HMR 3004, erythromycin, and clarithromycin (0.25 and 1 microg/ml) reduced bacterial counts of two L. pneumophila strains grown in guinea pig alveolar macrophages by 0.5 to 1 log10, but regrowth occurred over a 2-day period. HMR 3647, erythromycin, and clarithromycin appeared to have equivalent intracellular activities which were solely static in nature. HMR 3004 was more active than all drugs tested except levofloxacin. In contrast, levofloxacin (1 microg/ml) was bactericidal against intracellular L. pneumophila and significantly more active than the other drugs tested. Therapy studies with HMR 3647 and erythromycin were performed in guinea pigs with L. pneumophila pneumonia. When HMR 3647 was given (10 mg/kg of body weight) by the intraperitoneal route to infected guinea pigs, mean peak plasma levels were 1.4 microg/ml at 0.5 h and 1.0 microg/ml at 1 h postinjection. The terminal half-life phase of elimination from plasma was 1.4 h. All 16 L. pneumophila-infected guinea pigs treated with HMR 3647 (10 mg/kg/dose given intraperitoneally once daily) for 5 days survived for 9 days after antimicrobial therapy, as did all 16 guinea pigs treated with the same dose of HMR 3647 given twice daily. Fourteen of 16 erythromycin-treated (30 mg/kg/dose given intraperitoneally twice daily) animals survived, whereas 0 of 12 animals buy levaquin online treated with saline survived. HMR 3647 is effective against L. pneumophila in vitro, in infected macrophages, and in a guinea pig model of Legionnaires' disease. HMR 3647 given once daily should be evaluated as a treatment for Legionnaires' disease in humans.

levaquin 1000mg dose 2015-07-28

Macrolide antibiotics and fluoroquinolones are extensively buy levaquin online used in the treatment of community-acquired pneumonia (CAP).

levaquin dosage iv 2016-04-27

One hundred and five ADR cases were found in 2,661 patients injected with levofloxacin. The ADR rate was 3.9% while 4.8% of them were classified as severe cases. All severe ADR cases had a nature of double infections. The ADR occurrence was related to older age, irrational drug use, combined medicine and allergic history. The rate of levofloxacin irrational use was 19.9%, especially in the elderly buy levaquin online population, due to too long or too short course of treatments.

levaquin usual dosage 2015-05-06

Mupirocin is a topical antimicrobial used to decolonize patients who carry methicillin-resistant Staphylococcus aureus (MRSA), and the topical agent retapamulin may be a potential alternative therapy. The goal of this study was to determine the in vitro activity of retapamulin as well as a panel of 15 antimicrobial agents, including mupirocin, for 403 MRSA isolates collected longitudinally from a naive population at the Veterans Affairs Puget Sound buy levaquin online Health Care System. The MICs for retapamulin had a unimodal distribution, ranging from 0.008 to 0.5 μg/ml. One isolate had an MIC of >16 μg/ml, was also resistant to clindamycin and erythromycin, and was recovered from the nares of a patient undergoing hemodialysis. Twenty-four isolates (6%) and 11 isolates (3%) demonstrated low-level resistance (MICs of 8 to 64 μg/ml) and high-level resistance (MICs of ≥ 512 μg/ml), respectively, to mupirocin. Isolates were recovered from 10 patients both before and after mupirocin therapy. Of those, isolates from 2 patients demonstrated MIC changes postmupirocin therapy; in both cases, however, strain typing demonstrated that the pre- and postmupirocin strains were different. A total of 386 isolates (96%) had vancomycin MICs of ≤ 1.0 μg/ml; 340 isolates (84%) were resistant to levofloxacin, 18 isolates (4.5%) were resistant to trimethoprim-sulfamethoxazole, and 135 isolates (33%) had elevated MICs of 4 μg/ml for linezolid. The baseline levels of resistance were low for mupirocin (9%) and even lower for retapamulin (0.25%) Although the use of mupirocin is currently the standard therapy for decolonization practices, the activity of retapamulin warrants its consideration as an alternative therapy in MRSA decolonization regimens.

levaquin medication 2017-07-27

Ustekinumab (Stelara®), a human monoclonal antibody targeting the p40-subunit of interleukin (IL)-12 and IL-23, is indicated for moderate to severe plaque psoriasis and psoriatic arthritis. In large multicenter, prospective trials assessing efficacy and safety of ustekinumab buy levaquin online increased rates of severe infections have not been observed so far.

levaquin 250mg tablets 2016-02-16

The anti-inflammatory activities of three quinolones, levofloxacin, moxifloxacin, and gatifloxacin, were investigated with an in vitro model of transendothelial migration (TEM). Human umbilical vein endothelial cells (HUVEC) were seeded in Transwell inserts, treated with serial dilutions of antibiotics, infected with Chlamydia pneumoniae, or stimulated with tumor necrosis factor alpha (TNF-alpha). Neutrophils or monocytes were also preincubated with serial dilutions of each antibiotic. TEM was assessed by light microscopic examination of the underside of the polycarbonate membrane, and levels of interleukin-8 (IL-8) and monocyte chemotactic protein 1 (MCP-1) were measured by enzyme-linked immunosorbent assay. In HUVEC infected with C. pneumoniae or stimulated with TNF-alpha, all fluoroquinolones significantly decreased neutrophil and monocyte TEM, compared to antibiotic-free controls. Moxifloxacin and gatifloxacin produced a significant decrease in IL-8 in C. pneumoniae-infected and TNF-alpha-stimulated HUVEC; however, moxifloxacin was the only fluoroquinolone that produced a significant decrease in MCP-1 levels under both conditions. Results buy levaquin online from this study indicate similarities in the anti-inflammatory activities of these fluoroquinolones, although no statistically significant decrease in chemokine secretion was observed when levofloxacin was used. Mechanisms of neutrophil and monocyte TEM inhibition by fluoroquinolone antibiotics are unknown but may be partially due to inhibition of IL-8 and MCP-1 production, respectively.

levaquin tablets 2017-11-18

The appropriate administration method of levofloxacin in relation to symptoms was investigated by following up 2,353 patients prescribed either levofloxacin (300 mg divided into 3 doses) or 400 mg (divided into 2 doses) for the treatment of acute upper respiratory tract infection accompanied by fever (temperature (> or = 38 degrees C) of suspected bacterial infection. 1) The cure rate based on body temperature as an index was significantly higher in the group administered 400 mg/day compared with the group administered 300 mg/day. No significant difference between the two regimens was observed in patients with a temperature < or = 38.5 degrees C at the start of administration, but patients with a temperature > or = 38.6 degrees C showed a significantly higher cure rate when administered 400 mg/day compared with 300 mg/day. 2) No significant difference between the groups was observed with respect to the improvement of quality of life (QOL), assessed using a VAS. In patients with a temperature > or = 38.6 degrees C, however, significantly higher improvement rates were demonstrated on days 3, 5 and 6 of treatment at 400 mg/day compared with 300 mg/day. 3) The reconsultation rate was significantly lower in the group administered 400 mg/day compared with the group administered 300 mg/day. No significant difference between the groups was observed in patients with a temperature < or = 38.5 degrees C. However, in the patients with a temperature > or = 38.6 degrees C, treatment at 400 mg/day achieved a significantly lower reconsultation rate compared with 300 mg/day. 4) Nonsteroidal anti-inflammatory drugs (NSAIDs) were concomitantly administered to 64.3% of the patients, but no significant difference in the cure rate was observed between patients with or without concomitant use of NSAIDs. 5) Among all of the patients, 12.7% were positive for the influenza virus, and anti-influenza drugs were concomitantly administered to 41.3% of them. However, no significant difference in the cure rate was observed between the group administered levofloxacin alone and the group concomitantly administered anti-influenza drugs. 6) The incidence of adverse drug reactions was 0.84% in the group administered 400 mg/day and 0.50% in the group administered 300 mg/day. No significant difference was observed between these groups and no serious adverse drug reactions occurred. In conclusion, for treating patients with acute upper respiratory tract infection accompanied by fever (> or = 38.6 degrees C) and suspected bacterial infection, levofloxacin dosage of 400 mg/day (divided into 2 doses) was superior to 300 mg/day (divided into 3 doses) in terms of therapeutic effect, QOL, and the reconsultation buy levaquin online rate. This was considered to be an administration method worth recommending, including its safety. In patients with a temperature of 38.0 degrees C to 38.5 degrees C, administration of levofloxacin at 300 mg/day was confirmed to demonstrate a sufficient therapeutic effect.

levaquin suspension 2016-12-26

We cultured the bacteria from infected patients with BacT/Alert120 automation instrument made in AKsu and identified the bacteria with the Vitek-AMS60 made in Biomerieux company. We then tested the susceptibility Strattera Normal Dosage of Aeromonas to 13 antimicrobial agents.

levaquin uti dose 2017-01-30

Caderofloxacin, antofloxacin, moxifloxacin, and gatifloxacin are negligible inhibitors to CYP1A2 and CYP2C9. The in vitro system can be used as a high-throughput model Topamax Max Dose to screen similar compounds for the early identification of drug-drug interaction potential.

levaquin dosing pneumonia 2015-06-19

A PubMed literature search using the following keywords: Helicobacter pylori, antibiotic resistance, clarithromycin Diamox 500mg Medication , levofloxacin, metronidazole, prevalence, susceptibility testing.

levaquin dose prostatitis 2015-05-10

To determine the efficacy, safety and compliance of levofloxacin, bismuth, amoxicillin Casodex Online Pharmacy and esomeprazole (LBAE) regimen following failure of NBQT.

levaquin cost 2016-05-10

Forty-four women (mean age, 41 years; age range, 20- Cymbalta Drug Information 63 years) with breast abscesses.

levaquin iv dose 2015-02-09

A total of 125 isolates were identified, composed of 120 (96%) from grass root rhizosphere and 5 (4%) from soil butternut root rhizosphere. In vitro antibiotic susceptibility tests showed varying resistances to meropenem (8.9%), cefuroxime (95.6 %), ampicillin-sulbactam (53.9%), ceftazidime (10.7%), cefepime (29.3 %), minocycline (2.2%), kanamycin (56.9%), ofloxacin (2.9%), levofloxacin (1.3%), moxifloxacin (2.8%), ciprofloxacin (24.3%), gatifloxacin (1.3%), polymyxin B (2.9 %), cotrimoxazole (26.1%), trimethoprim (98.6%) and aztreonam (58%). The isolates were susceptible to the fluoroquinolones (74.3-94.7%), polymycin (97.1%) and meropenem (88.1%). The newest sulphonamide resistance gene, sul3, was detected among the trimethoprim-sulfamethoxazole (cotrimoxazole)-resistant isolates, while the most frequent sulphonamide-resistant gene in animal source Periactin Suspension isolates, sul2, was not.

levaquin generic equivalent 2016-07-29

This randomized, open-label Bactrim Alcohol study was conducted in a tertiary teaching hospital. Eligible patients were randomized to levofloxacin 500 mg IV q24h followed by 500 mg orally q24h or a combination of amoxicillin/clavulanate 500 mg/100 mg IV q8h with oral clarithromycin 500 mg q12h and then oral amoxicillin/clavulanate 250 mg/125 mg q8h with oral clarithromycin 500 mg q12h for 7-14 days.

levaquin generic 2016-11-01

There were no patients who had postsurgical infection and surgical site infection as well Zofran 4mg Dose as drug related adverse effect, whereas three patients in control group suffered urinary infections or respiratory tract infection during their postsurgical course.

levaquin overdose 2016-07-25

Since its approval, fluoroquinolones have become one of the most prescribed antibacterial agents. Because of its widespread use, serious concerns about the emergence of resistance in Streptococcus pneumoniae, Pseudomonas spp, and entrobacteriaceae, has arisen, especially because of cross-resistance between fluoroquinolones. Huge efforts has been done to identify pharmacokinetic (PK) parameters like maximum serum concentration (Cmax), area under the curve of serum concentrations (AUC) and pharmacodynamic (PD) parameters like the minimum inhibitory concentration (MIC) or the mutant prevention concentration (MPC), to optimize the use of the new fluoroquinolones, especially against these difficult to treat microorganisms. The new fluoroquinolones commercially available in Spain, levofloxacin and moxifloxacin, have significant differences in their PK (Cmax, half-life, volume of distribution, etc), PD (MIC, MPC,) and in their PK/PD parameters (AUC/MIC; AUC/MPC) that allow clinicians to establish clear preference for the utilization of one of them. Proper use of these new fluoroquinolones according to these PK/PD parameters will result in better management of respiratory infections with a reduction in the emergence of resistance. Based on data reviewed in this paper moxifloxacin use, with best PK/PD characteristics, should be preferred over levofloxacin. Should levofloxacin be used, alternative dosing strategies would be recommended to avoid selection of resistant variants.

levaquin with alcohol 2016-07-23

Ceftolozane-tazobactam (Zerbaxa, Cubist Pharmaceuticals) is a cephalosporin β-lactam and β-lactamase inhibitor marketed as a fixed-dose combination agent for the treatment of complicated urinary tract and intraabdominal infections. Its dosing and chemistry provide expansive antimicrobial coverage of gram-negative organisms, including Pseudomonas aeruginosa, and stable activity against many β-lactamases, as well as coverage of most extended-spectrum β-lactamase-producing organisms and some anaerobes. Ceftolozane-tazobactam is susceptible to hydrolysis by carbapenemase enzymes but is not affected by other resistance mechanisms such as efflux pumps and porin loss. Clinical trials demonstrated that combination treatment with ceftolozane-tazobactam plus metronidazole had efficacy comparable to that of levofloxacin in patients with complicated urinary tract infections, including pyelonephritis, and comparable to that of meropenem against complicated intraabdominal infections. A Phase III trial of ceftolozane-tazobactam versus meropenem for treatment of bacterial pneumonia, including ventilator-associated pneumonia, is underway. Adverse effects reported with ceftolozane-tazobactam use are comparable to those seen with other β-lactams (e.g., hypersensitivity, nausea, diarrhea, headache). Initially, ceftolozane-tazobactam may be reserved for targeted therapy against multidrug-resistant pathogens.

levaquin pediatric dosing 2016-08-18

There were 358 eligible cases, including 139 who received CRO, 128 treated with ETP, and 91 with LVX. The most common pathogen was Escherichia coli. The susceptibilities of these three agents were higher and more superior than first-line antibiotics. Treatment with ETP was associated with a significantly shorter time to defervescence since admission (CRO: 39 hours, ETP: 30 hours, and LVX: 38 h; p = 0.031) and shorter hospitalization stay (CRO: 4 days, ETP: 3 days, and LVX: 4 days; p < 0.001). However, the average antibiotic costs in the CRO group were significantly lower than that in the other two groups [CRO: 62.4 United States dollars (USD), ETP: 185.33 USD, and LVX: 204.85 USD; p < 0.001].