Double-blind, Placebo-controlled Study in Adults With Major Depressive Disorder
NCT07226661
This study is recruiting at 40 US sites in 20 states, according to its ClinicalTrials.gov record last updated .
Summary
This study will evaluate the efficacy and safety of SPN-821 in adults with major depressive disorder
Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov
Conditions studied
- Major Depressive Disorder (MDD)
Eligibility basics and study details
- Study type
- Interventional
- Phase
- Phase 2
- Ages
- 18 to 70 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Sponsor
- Supernus Pharmaceuticals, Inc.
- Last updated on ClinicalTrials.gov
- October 28, 2026
These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.
US recruiting sites
Alabama · 1
- University of Alabama · Birmingham, AL
Arizona · 1
- IMA Clinical Research Phoenix · Phoenix, AZ
Arkansas · 1
- Woodland Research Northwest (ERG) · Rogers, AR
California · 9
- Inland Psychiatric Medical Group · Chino, CA
- Leading Edge Research (Eximia Network) · Encino, CA
- Cenexel Collaborative Neuroscience Network · Garden Grove, CA
- Synergy Research (ERG Network) · Lemon Grove, CA
- Catalina Research Institute (Elixia) · Montclair, CA
- ATP Clinical Research · Orange, CA
- NRC Research Institute · Orange, CA
- Lumos Clinical Research Center · San Jose, CA
- Inland Psychiatric Medical Group · Temecula, CA
Colorado · 1
- Mountain View Clinical Research · Denver, CO
Connecticut · 1
- CT Clinical Research · Cromwell, CT
Florida · 6
- CNS Healthcare - Jacksonville · Jacksonville, FL
- Avantis Clinical Research · Miami, FL
- CNS Healthcare of Orlando · Orlando, FL
- Space Coast Neuropsychiatric Research Institute · Palm Bay, FL
- Cenexel Tampa · Tampa, FL
- Interventional Psychiatry of Tampa Bay · Tampa, FL
Georgia · 2
- Cenexel Atlanta (ACMR) · Atlanta, GA
- Cenexel iResearch Atlanta · Decatur, GA
Illinois · 1
- AMR Conventions Research · Warrenville, IL
Mississippi · 1
- Precise Clinical Research · Flowood, MS
Missouri · 2
- Psychiatric Care and Research Center · O'Fallon, MO
- Midwest Research Group · Saint Charles, MO
Nevada · 1
- Vector Clinical Trials · Las Vegas, NV
New Jersey · 1
- Cenexel Marlton (HRI) · Marlton, NJ
New York · 2
- SPRI Clinical Trials · Brooklyn, NY
- Manhattan Behavioral Medicine · New York, NY
North Carolina · 1
- New Hope Clinical Research · Charlotte, NC
Oklahoma · 1
- Paradigm Research Professionals · Oklahoma City, OK
Oregon · 1
- Summit Headlands (Headlands Research) · Portland, OR
Texas · 4
- Houston Clinical Trials · Bellaire, TX
- Baylor College of Medicine · Houston, TX
- DM Clinical · Houston, TX
- Grayline Research Center · Wichita Falls, TX
Utah · 2
- Alpine Research Organization · Clinton, UT
- Aura Wellness · Salt Lake City, UT
Washington · 1
- Core Clinical Research · Everett, WA
Source: ClinicalTrials.gov, data processed . Recruiting US sites filtered by distance and site status; summaries shortened.