Cefapirin

DB01139ApprovedVet approvedSmall molecule

Cefapirin is a first generation cephalosporin indicated in the treatment of susceptible bacterial infections. Cefapirin (INN, also spelled cephapirin), commonly marketed under the trade name Cefadyl, is a first-generation cephalosporin antibiotic that is available in injectable formulations.

Chemical structure of Cefapirin
Mechanism
Curator reviewed
Primary indication
For treatment of infections caused by susceptible bacteria.Curator reviewed · 7 structured indications
Formula / weight
C17H17N3O6S2 · 423.463 g/mol (avg)
Also known as
Cefaprin · Cephapirin · Cephapirine

Resolves to

Compound
UNII89B59H32VNCAS21593-23-7ChEMBLCHEMBL1599ChEBI554446PubChem30699KEGGC06896
Clinical / RWD
RxNorm2238ATCJ01DB08PharmGKBPA164749340
Structure
InChIKeyUQLLWWBDSUHNEB-CZUORRHYSA-NSMILES[H][C@]12SCC(COC(C)=O)=C(N1C(=O)[C@H]2NC(=O)CSC1=CC=NC=C1)C(O)=O
Targets
Q8XJ01pbpA

What you can answer from here — as of September 13, 2026

2Protein targetsEach mapped to UniProt, with action and pharmacological action
Listed above
801Drug interactionsStructured to mechanism, not free text
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7Structured indicationsCondition, population, route and combination as fields, not prose
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2ContraindicationsEach with its own population and attribute set
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3Marketed productsAcross 2 countries and 2 labellers
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1ATC codeIncluding every combination product, plus 13 drug categories
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4+ReferencesStructured and connected to the statements they support
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Which drugs share a target with Cefapirin, and which of those have an active Phase 3 trial?

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