Overview A Trial of AXS-05 in Patients With Major Depressive Disorder Status: Completed Trial end date: 2019-12-05 Target enrollment: Participant gender: Summary A Phase 3, randomized, double-blind, placebo-controlled, multicenter trial of AXS-05 in patients with major depressive disorder (MDD). Phase: Phase 3 Details Lead Sponsor: Axsome Therapeutics, Inc.Treatments: Dextromethorphan