Biohaven Reports Positive Phase 1 Degrader Data, Achieving Deep Targeted IgG Reductions in the Lowest Subcutaneous Dose Tested; Announces NDA Submission for Troriluzole in SCA and Provides Other Key Program Updates

Subcutaneously administered BHV-1300 achieved deep lowering of targeted IgG, with reductions > 60% in the lowest subcutaneous dose tested in the ongoing multiple ascending dose (MAD) study. Subcutaneous BHV-1300 achieved progressive reduction in IgG within hours of each weekly dose administration in the MAD, and pharmacodynamic effects were sustained relative to baseline over the four-week study period. BHV-1300 has been safe and well-tolerated across the Phase 1 study. There were no clinically significant ...