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Levofloxacin
Background ,[object Object],[object Object],[object Object],[object Object],[object Object]
Racemic mixtures ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Chirality ,[object Object],[object Object],[object Object],[object Object]
Advantages of chirality ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Levofloxacin Viewing the Benefits  &  Add-vantages
Mechanism of action ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Absorption ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object]
Sequential therapy IV Vs. Oral Pharmacokinetic aspects of levofloxacin 500 mg once daily during sequential intravenous/oral therapy in patients with lower respiratory tract infections By Mario Furlanut et al, Journal of Antimicrobial Chemotherapy (2003) 51, 101–106.
Studies with levofloxacin
Levofloxacin In RTI
Coverage of Main RTI Pathogens ,[object Object]
Coverage of Main RTI Pathogens ,[object Object]
Comparison
Comparative therapy in RTI ,[object Object],[object Object],[object Object],[object Object],Comparative antimicrobial activity of levofloxacin and ciprofloxacin against Streptococcus pneumoniae by Mark W. Garrison et al, Journal of Antimicrobial Chemotherapy (2003) 52, 503–506.
Levofloxacin In UTI
Levofloxacin = higher urine levels Levofloxacin demonstrated rapid bactericidal activity against  E coli  in the urine (with MICs ≤32 µg/mL at 1.5 hr).
Lesser resistance with just 5 days of therapy
Significantly lower resistance rates ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Significantly high success in prostatitis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Levofloxacin In SSTI
Activity in complicated SSTI ,[object Object],Once-Daily, High-Dose Levofloxacin versus Ticarcillin-Clavulanate alone or followed by Amoxicillin-Clavulanate for complicated Skin and Skin-Structure Infections: A Randomized, Open-Label Trial by Donald R. Graham   et al, Clinical Infectious Diseases 2002;35:381–389
Activity in diabetic foot infections ,[object Object],[object Object],Tissue and serum levofloxacin concentrations in diabetic foot infection patients by K. Oberdorfer et al, Journal of Antimicrobial Chemotherapy (2004) 54, 836-839.
Activity in bone ,[object Object],[object Object],Diffusion of levofloxacin into bone and synovial tissues by T. Rimmelé et al, Journal of Antimicrobial Chemotherapy (2004) 53, 533-535.
Levofloxacin In combination
Better activity in combination ,[object Object],[object Object]
Better activity in combination ,[object Object],[object Object]
Levofloxacin In Typhoid
Typhoid and levofloxacin ,[object Object]
Typhoid and levofloxacin ,[object Object]
Levofloxacin In Usage
Guidelines, and Recommendations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Indications ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Side effects and ADRs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Dosing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Summary Levoz Lower MICs Guideline recommended antibacterial One a day antibacterial for a wide variety of indications 5 days therapy in URTI  Higher urine levels for better UTI activity / ↓ in PSA in ch. prostatitis Excellent success in resistant typhoid Sequential therapy / combination therapy Excellent tolerability

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Levofloxacin