Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 11, 2026, 5:09 PM EDT

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Showing 1–1 of 1 matching trial from the live ClinicalTrials.gov search.
Conditions
Depressive Disorder, Treatment-Resistant
Interventions
AVP-786 (d6-dextromethorphan hydrobromide and quinidine sulfate combination), Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
32
States / cities
Birmingham, Alabama • Bellflower, California • Costa Mesa, California + 26 more