Who are Ampicillin;Amoxicillin's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Amoxil.

How often does this brief refresh?

Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-15 · How we verify

Ampicillin;Amoxicillin — Competitive Intelligence Brief

Ampicillin;Amoxicillin (Ampicillin;Amoxicillin) competitive landscape: 1 comparator, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Aminopenicillin (beta-lactam antibiotic). Area: Infectious Disease.

marketed Aminopenicillin (beta-lactam antibiotic) Penicillin-binding proteins (PBPs); bacterial peptidoglycan Infectious Disease Small molecule Live · refreshed every 30 min

Target snapshot

Ampicillin;Amoxicillin (Ampicillin;Amoxicillin) — University of Ulm. Ampicillin and amoxicillin are beta-lactam antibiotics that inhibit bacterial cell wall synthesis by binding to penicillin-binding proteins and blocking peptidoglycan cross-linking.

Comparator set (1 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Ampicillin;Amoxicillin TARGET	Ampicillin;Amoxicillin	University of Ulm	marketed	Aminopenicillin (beta-lactam antibiotic)	Penicillin-binding proteins (PBPs); bacterial peptidoglycan
Amoxil	amoxicillin	Generic (originally Beecham/GSK)	marketed	Aminopenicillin (Beta-lactam antibiotic)	5-hydroxytryptamine receptor 2A, 5-hydroxytryptamine receptor 2B, 5-hydroxytryptamine receptor 2C	1972-01-01

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

2026-12-08 — Amoxil · 8778924 · Compound · US
2026-12-08 — Amoxil · 8357394 · Formulation · US
2027-05-07 — Amoxil · 8299052 · Method of Use · US

Sponsor landscape (Aminopenicillin (beta-lactam antibiotic) class)

University of Ulm · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Ampicillin;Amoxicillin — Competitive Intelligence Brief. https://druglandscape.com/ci/ampicillin-amoxicillin. Accessed 2026-05-15.

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