BHV3500-203: Phase 2/3: Double-Blind, Randomized, Placebo Controlled, Safety and Efficacy Trial of Zavegepant (BHV-3500) Intranasal (IN) for Hospitalized Patients With COVID-19 Requiring Supplemental Oxygen
Amali et al., NCT04346615
https://c19early.org/amali.html