Overview A Study in Patients With Major Depressive Disorder Status: Active, not recruiting Trial end date: 2021-05-30 Target enrollment: Participant gender: Summary This is a Phase 2a, placebo-controlled, single-blind study in up to 24 patients with major depressive disorder (MDD). Phase: Phase 2 Details Lead Sponsor: Chase Therapeutics CorporationTreatments: OndansetronPramipexole