Comparative Pharmacology
Head-to-head clinical analysis: CIPRO XR versus CIPROFLOXACIN HYDROCHLORIDE.
Peer-Reviewed Evidence
Head-to-head clinical analysis: CIPRO XR versus CIPROFLOXACIN HYDROCHLORIDE.
CIPRO XR vs CIPROFLOXACIN HYDROCHLORIDE
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Ciprofloxacin is a fluoroquinolone antibiotic that inhibits bacterial DNA gyrase and topoisomerase IV, thereby preventing DNA replication and transcription.
Inhibits bacterial DNA gyrase and topoisomerase IV, thereby inhibiting DNA replication and transcription.
500 mg to 1000 mg orally once daily for 7 to 14 days; extended-release tablet must be swallowed whole and administered with food.
500-750 mg orally every 12 hours; 400 mg intravenously every 8-12 hours.
None Documented
None Documented
Terminal elimination half-life is approximately 10-12 hours in patients with normal renal function, allowing twice-daily dosing; due to extended-release formulation, ciprofloxacin is released over 24 hours.
Terminal half-life 4 hours (3-5 h) in normal renal function; prolonged to 5-10 h in mild-to-moderate renal impairment and >10 h in severe impairment (CrCl <30 mL/min).
Renal excretion of unchanged drug accounts for approximately 40-50% of the dose; hepatic metabolism (glucuronidation, sulfation) produces active metabolites, and biliary/fecal elimination (via feces) accounts for 20-35% of the dose.
Renal: 50-70% unchanged drug; biliary/fecal: 15-25% (partly as metabolites).
Category C
Category C
Fluoroquinolone Antibiotic
Fluoroquinolone Antibiotic