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Dextromethorphan‐bupropion shows efficacy in two depression trials

The Brown University Psychopharmacology Update September 1, 2022 DOI: 10.1002/pu.30912 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Randomized controlled trial Peer reviewed
Population Adults with major depressive disorder
Topics Depression
Key findings Dextromethorphan-bupropion was more efficacious than an active comparator and placebo in reducing depressive symptoms, with remission rates separating by week 2.

Abstract

A medication combining dextromethorphan and bupropion was more efficacious than an active comparator and placebo in reducing depressive symptoms in adults with major depressive disorder, a pair of trials has found. Remission rates with dextromethorphan‐bupropion separated from the comparator and placebo by week 2 of treatment in each study, according to researchers. Results of the Phase 2 trial of the medication were published online May 18 in the American Journal of Psychiatry, and results of the Phase 3 trial were published online May 30 in the Journal of Clinical Psychiatry.

Comparable studies

Other randomized controlled trials on depression, most cited first.

Study Year Design Participants
A Randomized Trial of an N-methyl-D-aspartate Antagonist in Treatment-Resistant Major Depression Subjects with DSM-IV major depression (treatment resistant) 2006 Randomized, placebo-controlled, double-blind crossover study n = 18
Prevention of relapse/recurrence in major depression by mindfulness-based cognitive therapy. Recovered recurrently depressed patients 2000 Randomized controlled trial n = 145
Psilocybin produces substantial and sustained decreases in depression and anxiety in patients with life-threatening cancer: A randomized double-blind trial Cancer patients with life-threatening diagnoses and symptoms of depression and/or anxiety 2016 Randomized controlled trial n = 51
Rapid and sustained symptom reduction following psilocybin treatment for anxiety and depression in patients with life-threatening cancer: a randomized controlled trial Patients with cancer-related anxiety and depression 2016 Double-blind, placebo-controlled, crossover trial n = 29
Mindfulness-Based Cognitive Therapy for Depression: Replication and Exploration of Differential Relapse Prevention Effects. Recovered recurrently depressed patients 2004 Randomized controlled trial n = 73

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