Study of the Efficacy and Safety of Initial Administration of 17 mg Vortioxetine Intravenously With 10 mg/Day Vortioxetine Orally in Patients With Major Depressive Disorder

Interventional, Randomised, Double-blind, Parallel-group Study of the Efficacy and Safety of Initial Administration of 17 mg Vortioxetine Intravenously With 10 mg/Day Vortioxetine Orally in Patients With Major Depressive Disorder

To evaluate the early onset of efficacy of vortioxetine 17 mg intravenously (IV) and vortioxetine 10 mg/day oral dose regimen versus placebo IV and vortioxetine 10 mg/day oral dose regimen on depressive symptoms

Inclusion Criteria:

• The patient has recurrent Major Depressive Disorder (MDD), diagnosed according to Diagnostic and Statistical Manual for Mental Disorders, 5th Edition (DSM-5™), classification code (296.3x). The recurrent Major Depressive Episode (MDE) should be confirmed using the Mini-International Neuropsychiatric Interview (MINI).
• The patient has a Montgomery Åsberg Depression Rating Scale (MADRS) total score ≥30 at both Screening and Baseline Visits.
• The patient has had the current MDE for ≥3 months

Exclusion Criteria:

• The patient has any current psychiatric disorder or Axis I disorder (DSM-5™ criteria), other than MDD, as assessed using the Mini International Neuropsychiatric Interview (MINI).
• The patient has a current diagnosis of history of manic or hypomanic episode, schizophrenia or any other psychotic disorder, including major depression with psychotic features (DSM-5™ criteria).
• The patient suffers from personality disorders, intellectual disability, pervasive development disorder, attention deficit/hyperactivity disorder, organic mental disorders, or mental disorders due to a general medical condition (DSM-5™ criteria).
• The patient has a history of lack of response to previous treatment with vortioxetine (including current episode).

Other Protocol defined inclusion and exclusion criteria may apply