Generic Rifaximin (Rifaximin) — Price & Availability
Is generic Rifaximin the same as brand-name Rifaximin?
Generic Rifaximin is FDA-approved and bioequivalent to the brand-name version — same active ingredient, same effect, at 25% less. Cash prices start from $1350/month at verified pharmacies through Script Unlock's competitive bidding marketplace.
- Brand Rifaximin: ~$4500/month retail
- Generic Rifaximin: from $1350/month cash pay
- Same active ingredient, same effect, 25% cheaper
Generic Rifaximin is FDA-approved and contains the same active ingredient as brand-name Rifaximin. It costs from $1350 — up to 25% less than brand-name prices.
Generic Rifaximin vs Brand-Name: What's the Difference?
Generic Rifaximin is chemically identical to brand-name Rifaximin. The FDA requires generic drugs to contain the same active ingredient, in the same amount, with the same route of administration. They must be bioequivalent — meaning they're absorbed at the same rate and to the same extent.
The price difference exists because generic manufacturers don't need to recoup the costs of original drug development and clinical trials — that research was paid for by the brand-name manufacturer. Once the brand patent expires, multiple manufacturers can produce the generic, creating price competition that drives costs down significantly.
Is Generic Rifaximin Safe?
Yes. The FDA holds generic drugs to the same rigorous standards as brand-name medications. Generic Rifaximin has the same:
How to Get Generic Rifaximin for the Lowest Price
Even within generics, prices vary dramatically between pharmacies. The same generic Rifaximin can cost $1350 at one pharmacy and 5400 at another. Script Unlock creates real competition — pharmacies bid to fill your prescription, pushing prices to their lowest verified level.
Frequently Asked Questions
Is generic Rifaximin the same as brand-name Rifaximin?
Yes. Generic Rifaximin contains the same active ingredient, in the same dose, with the same route of administration as brand-name Rifaximin. The FDA requires generics to be bioequivalent to the brand-name drug. The main difference is price — generics are typically 70-90% cheaper.
How much does generic Rifaximin cost?
Generic Rifaximin costs from $1350 without insurance when you compare pharmacy prices on Script Unlock. Retail chain prices are typically higher — comparing pharmacies can save you 25% or more.
Where can I get generic Rifaximin for the lowest price?
Script Unlock lets pharmacies near you compete for your generic Rifaximin prescription. Independent pharmacies often offer the lowest prices. See verified prices from all pharmacies near you — free, no account required.
Can my doctor prescribe generic Rifaximin instead of brand-name?
In most cases, yes. Ask your doctor to prescribe Rifaximin (generic) instead of Rifaximin (brand). Most states allow pharmacists to automatically substitute the generic unless the doctor specifically requires brand-name.
More Rifaximin Resources
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