BHVN intranasal migraine drug bests placebo in second phase-3 trial—NDA expected in 1Q22: https://www.prnewswire.com/news-releases/biohaven-reports-positive-topline-results-from-pivotal-migraine-trial-of-intranasal-zavegepant-demonstrating-ultra-rapid-pain-relief-by-15-minutes-prepares-for-submission-of-new-drug-application-301437767.html