Comparative Pharmacology
Head-to-head clinical analysis: AUGMENTIN 125 versus V CILLIN K.
Peer-Reviewed Evidence
Head-to-head clinical analysis: AUGMENTIN 125 versus V CILLIN K.
AUGMENTIN '125' vs V-CILLIN K
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 autolysin activation. Clavulanate is a beta-lactamase inhibitor that irreversibly binds to and inactivates beta-lactamases, preventing hydrolysis of amoxicillin.
Penicillin V exerts bactericidal activity by inhibiting bacterial cell wall synthesis through binding to penicillin-binding proteins (PBPs), inhibiting transpeptidase activity, and disrupting peptidoglycan cross-linking.
One AUGMENTIN '125' tablet (amoxicillin 125 mg, clavulanate 31.25 mg) orally every 8 hours for mild to moderate infections.
250-500 mg orally every 6 hours for mild to moderate infections; 500 mg orally every 6 hours for severe infections.
None Documented
None Documented
Amoxicillin: 1.0-1.3 hours (prolonged in renal impairment; up to 7-20 hours in anuria). Clavulanate: 0.9-1.2 hours (increased in renal impairment).
0.5–1 hour (normal renal function); prolonged to 2–6 hours in renal impairment.
Amoxicillin: ~50-70% excreted unchanged in urine via glomerular filtration and tubular secretion; clavulanate: ~30-50% excreted unchanged in urine. Small amounts eliminated in bile and feces.
Renal: 60-90% unchanged via tubular secretion and glomerular filtration; minor biliary/fecal: <10%.
Category C
Category C
Penicillin Antibiotic
Penicillin Antibiotic