Comparative Pharmacology
Head-to-head clinical analysis: GATIFLOXACIN versus LEVOFLOXACIN IN DEXTROSE 5 IN PLASTIC CONTAINER.
Peer-Reviewed Evidence
Head-to-head clinical analysis: GATIFLOXACIN versus LEVOFLOXACIN IN DEXTROSE 5 IN PLASTIC CONTAINER.
GATIFLOXACIN vs LEVOFLOXACIN IN DEXTROSE 5% IN PLASTIC CONTAINER
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Gatifloxacin inhibits bacterial DNA gyrase and topoisomerase IV, enzymes essential for DNA replication, transcription, repair, and recombination.
Levofloxacin is a fluoroquinolone antibiotic that inhibits bacterial DNA gyrase (topoisomerase II) and topoisomerase IV, thereby inhibiting DNA replication and transcription.
400 mg orally or intravenously once daily
500 mg or 750 mg intravenously once daily. Infusion over 60-90 minutes.
None Documented
None Documented
Terminal elimination half-life 7-14 hours (mean ~10 hours in healthy adults); prolonged in renal impairment (up to 40 hours with CrCl <30 mL/min)
Clinical Note
moderateGatifloxacin + Digoxin
"Gatifloxacin may decrease the cardiotoxic activities of Digoxin."
Clinical Note
moderateGatifloxacin + Digitoxin
"Gatifloxacin may decrease the cardiotoxic activities of Digitoxin."
Clinical Note
moderateGatifloxacin + Deslanoside
"Gatifloxacin may decrease the cardiotoxic activities of Deslanoside."
Clinical Note
moderateGatifloxacin + Acetyldigitoxin
"Gatifloxacin may decrease the cardiotoxic activities of Acetyldigitoxin."
6-8 hours in patients with normal renal function (creatinine clearance >50 mL/min); increases to 20-48 hours in severe renal impairment (CrCl <20 mL/min); clinically relevant for dosing interval adjustment.
Primarily renal excretion (70-87% unchanged in urine) via glomerular filtration and tubular secretion; ~10% biliary/fecal
Renal: ~87% of dose excreted unchanged in urine via glomerular filtration and tubular secretion; biliary/fecal: <5% eliminated as unchanged drug and metabolites; <4% recovered in feces.
Category C
Category C
Fluoroquinolone Antibiotic
Fluoroquinolone Antibiotic