CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 444 enrolled
Drug / intervention
Aticaprant +1 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05550532
NCT05550532Phase 3Completed

A Randomized, Double-blind, Multicenter, Parallel-group, Placebo-controlled Study to Evaluate the Efficacy, Safety, and Tolerability of Aticaprant 10 mg as Adjunctive Therapy in Adult Participants With Major Depressive Disorder (MDD) With Moderate-to-severe Anhedonia and Inadequate Response to Current Antidepressant Therapy

Janssen Research & Development, LLC·interventional·Posted Sep 22, 2022·Updated Feb 13, 2026

In Brief

A Phase 3 clinical trial evaluating Aticaprant and Placebo for Depressive Disorder, Major and Anhedonia. Completed, enrolled 444 participants across 131 sites in 14 countries.

Detailed Summary

The purpose of this study is to evaluate the efficacy of aticaprant compared with placebo as adjunctive therapy to an antidepressant in improving depressive symptoms in adult participants with major depressive disorder (MDD) with moderate to severe anhedonia (ANH+) who have had an inadequate response to current antidepressant therapy with a selective serotonin reuptake inhibitor (SSRI) or serotonin-norepinephrine reuptake inhibitor (SNRI).

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesArgentina, Brazil, Bulgaria, Canada, China, Czechia, France, Poland, Slovakia, South Africa, South Korea, Taiwan, United Kingdom, United States
Collaborators--

Timeline

Phase 3CompletedFinished
2023202420252026
First PostedSep 22, 2022
Enrollment StartDec 6, 2022
Primary CompletionNov 8, 2024
Study CompletionNov 13, 2024
TodayJul 2, 2026
Enrollment to primary: 1.9 yearsPosted 3.8 years ago

Interventions

Aticaprantdrug

Aticaprant tablet will be administered orally.

Placeboother

Placebo tablet will be administered orally.