How Much Does Rifaximin Cost?
Rifaximin (Rifaximin) costs from $1350/month when pharmacies compete on Script Unlock — vs $1800 or more at chain pharmacies without insurance.
Updated May 2026 · Verified pharmacy data
Rifaximin Price Comparison 2026
Chain pharmacy retail$1800–$2520
Coupon app price (approx)$1755–$2430
Script Unlock cash pricefrom $1350
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Rifaximin Cost by State
Frequently Asked Questions
How much does Rifaximin cost without insurance?
Rifaximin (Rifaximin) costs from $1350 per month without insurance when you compare pharmacy cash prices on Script Unlock. The retail price at chain pharmacies can be $1800 or more. Comparing pharmacies saves you up to 25%.
Why do Rifaximin prices vary so much between pharmacies?
Each pharmacy sets its own cash price for Rifaximin. Large chain pharmacies often charge significantly more than independent pharmacies for the same medication. Script Unlock creates real competition — pharmacies bid to fill your prescription, driving the price to its true floor.
Is there a generic version of Rifaximin that costs less?
Ask your pharmacist about generic alternatives to Rifaximin — generic versions of many medications cost 70-90% less than the brand-name. Compare generic prices at scriptunlock.com.
How can I get the lowest price on Rifaximin?
Upload your Rifaximin prescription to Script Unlock — verified pharmacies will compete with their best cash price. You choose the lowest bid. No coupons, no insurance card, no data sharing. Most patients save 25% or more vs retail.