Chemical formula: C₄₃H₅₁N₃O₁₁ Molecular mass: 785.879 g/mol PubChem compound: 6436173
Rifaximin is an antibacterial agent of the rifamycin class that inhibits bacterial RNA synthesis. Rifaximin has a broad antimicrobial spectrum against most of the Gram-positive and -negative, aerobic and anaerobic bacteria responsible for intestinal infections.
This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:
| ATC code | Group title | Classification |
|---|---|---|
| A07AA11 | Rifaximin | A Alimentary tract and metabolism → A07 Antidiarrheals, intestinal antiinflammatory/antiinfective agents → A07A Intestinal antiinfectives → A07AA Antibiotics |
| D06AX11 | Rifaximin | D Dermatologicals → D06 Antibiotics and chemotherapeutics for dermatological use → D06A Antibiotics for topical use → D06AX Other antibiotics for topical use |
Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):
| Title | Information Source | Document Type | |
|---|---|---|---|
| TARGAXAN Film-coated tablet | Medicines & Healthcare Products Regulatory Agency (GB) | MPI, EU: SmPC | |
| XIFAXAN Tablet | FDA, National Drug Code (US) | MPI, US: SPL/PLR | |
| XIFANANTA Film-coated tablet | Medicines & Healthcare Products Regulatory Agency (GB) | MPI, EU: SmPC |
Rifaximin is an active ingredient of these brands:
United States (US)Australia (AU)Brazil (BR)Canada (CA)Finland (FI)France (FR)Ireland (IE)Israel (IL)Japan (JP)Mexico (MX)Netherlands (NL)New Zealand (NZ)Singapore (SG)Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide. |
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