Comparative Pharmacology
Head-to-head clinical analysis: AMOXIL versus AMPICILLIN TRIHYDRATE.
Peer-Reviewed Evidence
Head-to-head clinical analysis: AMOXIL versus AMPICILLIN TRIHYDRATE.
AMOXIL vs AMPICILLIN TRIHYDRATE
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Amoxicillin inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins (PBPs), inhibiting transpeptidation and activating autolytic enzymes, leading to bacterial lysis.
Inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins (PBPs), inhibiting transpeptidation and autolysin activity.
250-500 mg orally every 8 hours or 500-875 mg orally every 12 hours; for severe infections, up to 500 mg every 8 hours or 875 mg every 12 hours.
250-500 mg PO q6h or 1-2 g IV/IM q4-6h; up to 12 g/day IV for severe infections.
None Documented
None Documented
Terminal half-life: 1-1.5 hours (normal renal function); prolonged to 7-20 hours in anuria; neonates: 3-4 hours.
Terminal elimination half-life 1-1.8 hours; prolonged in renal impairment (up to 10-20 hours in anuria)
Renal: 60-80% unchanged via tubular secretion and glomerular filtration; Biliary/fecal: minor, <5% excreted in bile; dose adjustment in CrCl <30 mL/min.
Renal: 75-90% unchanged; biliary: small amount; fecal: negligible
Category C
Category A/B
Penicillin Antibiotic
Penicillin Antibiotic