Everyday Law · Court of Appeals for the D.C. Circuit
Jun 26, 2026
AI illustrationdelays drug approval after patent lawsuit. Was that legal?
Your callDid the improperly delay approval of Norwich's new drug application?
TL;DR
- 1Norwich Pharmaceuticals wants to sell a cheaper version of a drug called Xifaxan, but Salix Pharmaceuticals says it breaks their patent rules.
- 2A court order stopped Norwich from selling their version until the end, so Norwich changed their plan to bypass the patents.
- 3The still won't approve Norwich’s new version until the expire, and Norwich says this decision is unfair.




