Eligible subjects must have either completed Study AXS-05-TRD-201 immediately prior to enrollment in this study or meet the DSM-5 criteria for major depressive disorder (MDD) without psychotic features.
This study is a multi-center, open-label trial to evaluate the long-term safety and efficacy of AXS-05 in subjects with treatment resistant depression (TRD) and major depressive disorder (MDD).