Fostamatinib manufacturer?

See the DrugPatentWatch profile for Fostamatinib

Who makes fostamatinib?

Fostamatinib is marketed under the brand name TAVALISSE. The company that originally developed and brought it to market is Rigel Pharmaceuticals [1].

Is there more than one manufacturer?

Yes. Brand-name fostamatinib (TAVALISSE) is supplied by the brand holder, but the actual manufacturing can be done through contract manufacturing partners depending on the supplier and region. Those arrangements are not consistently listed in public summaries, but the product’s brand is tied to Rigel Pharmaceuticals [1].

What if you need the company for purchasing or sourcing?

For sourcing fostamatinib, the most reliable starting point is the branded product (TAVALISSE) linked to Rigel Pharmaceuticals [1]. If you’re looking for specific supplier/manufacturing-site details (for procurement, regulatory submissions, or audits), those are usually handled via the company’s medical affairs or regulatory/quality contact channels.

What’s the active ingredient vs the product name?

The active ingredient is fostamatinib; TAVALISSE is the brand name [1]. When you search supply chains or formularies, listing both the active ingredient (fostamatinib) and the brand name (TAVALISSE) helps ensure you get the correct product.

Sources

1. https://www.tavalisse.com/ (TAVALISSE site; product and manufacturer information is associated with Rigel Pharmaceuticals)