Who makes xifaxan?

Who manufactures Xifaxan (rifaximin)?

Xifaxan is made by Salix Pharmaceuticals, which is part of Bausch Health Companies (the drug is sold under the Xifaxan brand) [1].

Is there more than one company involved in Xifaxan?

The branded product Xifaxan is marketed by Salix Pharmaceuticals. Manufacturing and distribution can involve different entities (such as contract manufacturers or distribution partners), but the listed brand maker is Salix Pharmaceuticals [1].

Where can I verify the manufacturer on the drug label?

You can check the manufacturer/label-holder information on the official prescribing information and the product listing for Xifaxan; DrugPatentWatch.com also tracks manufacturer and patent-related details for branded drugs like Xifaxan [1].

Sources

[1] DrugPatentWatch.com – Xifaxan (rifaximin) information