Rifaximin

Overview

Rifaximin is a broad-spectrum antibiotic used to treat certain types of bacterial infections in the gastrointestinal tract. It works by inhibiting bacterial RNA synthesis, leading to the elimination of harmful bacteria while preserving the normal gut flora.

API suppliers (16)

Suppliers of Rifaximin evidenced by a US FDA Type II Drug Master File or an EU Certificate of Suitability (CEP). Sources: FDA DMF list, EDQM certification database.

• FIS FABBRICA ITALIANA SINTETICI SPAItaly1 active DMF GMP on record
• OLON SPAItaly1 active DMF GMP on record
• Alembic Pharmaceuticals LimitedIndia1 active DMF GMP on record
• CHEMECA DRUGS PRIVATE LTDIndia1 active DMF
• EUROAPI ITALY SRLItaly1 active DMF GMP on record
• SOLARA ACTIVE PHARMA SCIENCES LTDIndia1 active DMF GMP on record
• RAKS PHARMA PVT LTDIndia1 active DMF
• CAMBREX PROFARMACO MILANO SRLItaly1 active DMF GMP on record
• OPTIMUS DRUGS PRIVATE LTDIndia1 active DMF
• Zhejiang Medicine Co., Ltd.China1 active DMF
• Macleods Pharmaceuticals Ltd.India1 active DMF GMP on record
• APITORIA PHARMA PRIVATE LTDIndia1 active DMF GMP on record
• Hetero Drugs LimitedIndia1 active DMF GMP on record
• Lupin LimitedIndia GMP on record
• PHARMACEUTICAL FINE CHEMICALS PFC BAHAMAS LTD
• Granules India LimitedIndia GMP on record

Patent & exclusivity (US)

Per the FDA Orange Book (3 approved US products), the latest listed US patent on Rifaximin expires 2 Oct 2029. Generic API sourcing typically opens up once these lapse.

Therapeutic areas