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Sulbactam is an beta-lactamase inhibitor antibiotic combined with other antibiotics to treat a variety of susceptible bacterial infections. Sulbactam is a beta (β)-lactamase inhibitor and a derivative of the basic penicillin nucleus.
- Mechanism
- Curator reviewed · 2 references
Sulbactam is a competitive, irreversible bacterial beta (β)-lactamase inhibitor. It is reported to be more potent against class C beta-lactamases.
- Primary indication
- Sulbactam is used in combination with other antibacterial agents.Curator reviewed · 20 structured indications
- Formula / weight
- C8H11NO5S · 233.242 g/mol (avg)
- First approval
- United States, 1991
- Code names
- CP-45899
- Brand names
- Unasyn
- Xacduro
Resolves to
Clinical / RWD
Structure
InChIKey
FKENQMMABCRJMK-RITPCOANSA-NSMILES[H][C@@]12CC(=O)N1[C@@]([H])(C(O)=O)C(C)(C)S2(=O)=OTargets
Transporters
What you can answer from here — as of September 23, 2026
2Protein targetsEach mapped to UniProt, with action and pharmacological action
Listed above
1TransporterSubstrate / inhibitor direction, not just membership
Listed above
Which drugs share a target with Sulbactam, and which of those have an active Phase 3 trial?