RecruitingPhase 4Drug trialA Study to Evaluate the Efficacy of AXS-05 Compared to Bupropion in Preventing the Relapse of Depressive SymptomsThis is a randomized, double-blind, active-controlled, multi-center study to evaluate the efficacy of AXS-05, compared to bupropion, in preventing the relapse of depressive symptoms in subjects with major depressive disorder (MDD) who have responded to treatment with AXS-05.