Life sciences · Phase 3 Trial
ClinicalTrials.gov · October 22, 2026
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Phase 3 Trial.
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Registry record from ClinicalTrials.gov (NCT07196501). This is a study registration, not published results. Lead sponsor: Neurocrine Biosciences. Recruitment status: RECRUITING. Phase: PHASE3. Study type: INTERVENTIONAL. Enrollment: 550 participants (ESTIMATED). Conditions: Major Depressive Disorder. Interventions: DRUG: Osavampator; DRUG: Placebo. Primary outcome measures: Time from Randomization to Relapse , From randomization to the earliest of relapse or end-of study (up to approximately 32 months). Brief summary: The primary objective of this study is to evaluate the efficacy of osavampator (previously NBI-1065845) compared with placebo as an adjunctive treatment in delaying relapse of depressive symptoms (maintenance of effect) in participants with MDD.