Drug Landscape ›
Rifaximin 550 MG ›
Regulatory · United States
Marketing authorisation
FDA
Safety signals — FAERS
Adverse reaction reports describe suspected side effects. A report does not mean the drug caused the event — co-medications, underlying disease and coincidence all contribute.
Window: 20 April 2025 – 20 April 2026
Total reports: 10
Most-reported reactions
Acute Respiratory Failure — 1 report (10%) Agitation — 1 report (10%) Ascites — 1 report (10%) Asthenia — 1 report (10%) Blood Fibrinogen Decreased — 1 report (10%) Cardiac Arrest — 1 report (10%) Cardio-Respiratory Arrest — 1 report (10%) Cytokine Release Syndrome — 1 report (10%) Cytopenia — 1 report (10%) Deep Vein Thrombosis — 1 report (10%)
Source database →
Rifaximin 550 MG in other countries
Same drug, different regulators. Each page below lists the local marketing authorisation, HTA position, pricing, and adverse-event data.
Frequently asked questions
Is Rifaximin 550 MG approved in United States?
Yes. FDA has authorised it.
Who is the marketing authorisation holder for Rifaximin 550 MG in United States?
Bonderup, Ole K., M.D. is the originator. The local marketing authorisation holder may differ — check the official source linked above.