
In Crowded Market for a Rare Disease, Ionis Bets Patients Will Switch to Its New First-in-Class Drug
The FDA approved Ionis Pharmaceuticals’ Dawnzera for preventing swelling attacks caused by the rare disease hereditary angioedema. A Takeda Pharmaceutical product dominates this market, but Ionis has clinical data showing patients had better outcomes after switching to Dawnzera from Takeda’s drug and other currently available HAE medications.