Clinical trial Recruiting at 40 sites Phase 4 Interventional Ages 18 to 65

Evaluating AXS-05 for preventing relapse in depression compared to bupropion

Official title: A Randomized, Double-blind, Active-controlled Study of AXS-05 for the Prevention of Relapse of Depressive Symptoms

Run by Axsome Therapeutics, Inc. · NCT06223880 · Data updated 2026-11-12

This study is testing if continuing AXS-05 can help prevent depression from coming back better than switching to bupropion in people who have responded well to AXS-05 before.

Quick facts

PhasePhase 4
Study typeInterventional
Ages18 Years to 65 Years
SexAll
Enrollment350 (estimated)
SponsorAxsome Therapeutics, Inc.
Industry-sponsored
Locations40 sites (Bellflower, California and 39 other locations)
StatusRecruiting
StartedDecember 27, 2023
Main results expectedMarch 2026
Study endsMarch 2026
Registry record updatedJanuary 23, 2025
Trial IDNCT06223880 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are individuals diagnosed with major depressive disorder who have responded to AXS-05 treatment.

Probably not a fit

Patients who have previously participated in a clinical study of AXS-05 or those with psychotic features will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study is a randomized, double-blind, active-controlled, multi-center evaluation of AXS-05's efficacy in preventing relapse of depressive symptoms in individuals with major depressive disorder (MDD) who have previously responded to AXS-05 treatment. Participants will first undergo a 10-week open-label treatment with AXS-05, followed by a randomized phase where they will either continue with AXS-05 or switch to bupropion for 26 weeks. The study aims to monitor and compare the relapse rates between the two treatment groups.

Why it matters

Potential benefit: If successful, this study could provide a new effective treatment option for preventing relapse in patients with major depressive disorder.

How similar studies have gone: Other studies have shown promising results with similar approaches in treating major depressive disorder, indicating potential for success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Currently meets DSM-5 criteria for diagnosis of MDD without psychotic features
* Current major depressive episode of at least 4 weeks in duration

Exclusion Criteria:

* Previously participated in another clinical study of AXS-05; received any investigational drug or device treatment within 30 days of (Screening) Visit 1, or has been prescribed Auvelity.
* Unable to comply with study procedures
* Medically inappropriate for study participation in the opinion of the investigator

Where it's running

  • Clinical Research Site
    Bellflower, California, United States
    Recruiting
  • Clinical Research Site
    Lafayette, California, United States
    Recruiting
  • Clinical Research Site
    Oceanside, California, United States
    Recruiting
  • Clinical Research Site
    Redlands, California, United States
    Recruiting
  • Clinical Research Site
    Riverside, California, United States
    Recruiting
  • Clinical Research Site
    San Diego, California, United States
    Recruiting
Show 34 more locations
  • Clinical Research Site
    Upland, California, United States
    Recruiting
  • Clinical Research Site
    Brandon, Florida, United States
    Recruiting
  • Clinical Research Site
    Doral, Florida, United States
    Recruiting
  • Clinical Research Site
    Hialeah, Florida, United States
    Recruiting
  • Clinical Research Site
    Jacksonville, Florida, United States
    Recruiting
  • Clinical Research Site
    Miami, Florida, United States
    Recruiting
  • Clinical Research Site
    Orlando, Florida, United States
    Recruiting
  • Clinical Research Site
    Orlando, Florida, United States
    Recruiting
  • Clinical Research Site
    Orlando, Florida, United States
    Recruiting
  • Clinical Research Site
    Atlanta, Georgia, United States
    Recruiting
  • Clinical Research Site
    Chicago, Illinois, United States
    Recruiting
  • Clinical Research Site
    Overland Park, Kansas, United States
    Recruiting
  • Clinical Research Site
    New Orleans, Louisiana, United States
    Recruiting
  • Clinical Research Site
    Boston, Massachusetts, United States
    Recruiting
  • Clinical Research Site
    Saint Charles, Missouri, United States
    Recruiting
  • Clinical Research Site
    Las Vegas, Nevada, United States
    Recruiting
  • Clinical Research Site
    Cherry Hill, New Jersey, United States
    Recruiting
  • Clinical Research Site
    Toms River, New Jersey, United States
    Recruiting
  • Clinical Research Site
    Brooklyn, New York, United States
    Recruiting
  • Clinical Research Site
    Mount Kisco, New York, United States
    Recruiting
  • Clinical Research Site
    New York, New York, United States
    Recruiting
  • Clinical Research Site
    Staten Island, New York, United States
    Recruiting
  • Clinical Research Site
    Hickory, North Carolina, United States
    Recruiting
  • Clinical Research Site
    Cincinnati, Ohio, United States
    Recruiting
  • Clinical Research Site
    Edmond, Oklahoma, United States
    Recruiting
  • Clinical Research Site
    Oklahoma City, Oklahoma, United States
    Recruiting
  • Clinical Research Site
    Portland, Oregon, United States
    Recruiting
  • Clinical Research Site
    Memphis, Tennessee, United States
    Recruiting
  • Clinical Research Site
    Dallas, Texas, United States
    Recruiting
  • Clinical Research Site
    Dallas, Texas, United States
    Recruiting
  • Clinical Research Site
    Friendswood, Texas, United States
    Recruiting
  • Clinical Research Site
    San Antonio, Texas, United States
    Recruiting
  • Clinical Research Site
    Wichita Falls, Texas, United States
    Recruiting
  • Clinical Research Site
    Everett, Washington, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Dupilumab for Major Depressive Disorder

    This study tests whether dupilumab can engage immune targets in adults with major depressive disorder to see if it can help with depressive symptoms.

    Recruiting Phase 2 Icahn School of Medicine at Mount Sinai · New York, New York · NCT07908563

  • Accelerated vs Standard iTBS for Major Depression

    This trial tests whether giving more accelerated iTBS sessions is better tolerated and more effective than the standard schedule for adults with major depressive disorder.

    Recruiting Military Hospital 175 · Ho Chi Minh City · NCT07768397

  • Psilocybin with Structured Integrated Reframing Therapy for trauma-related MDD and PTSD

    This trial tests whether psilocybin therapy, alone or with Structured Integrated Reframing Therapy (SIRT), helps people with trauma-related major depressive disorder who are already on a stable antidepressant.

    Recruiting Phase 3 Khyber Medical University Peshawar · Islamabad, Capital and 2 other locations · NCT07703722

  • Magnesium Bisglycinate Added to Your Depression Treatment

    This study tests whether adding magnesium bisglycinate to your current antidepressant can help reduce depressive symptoms and improve sleep and daily functioning for adults with major depressive disorder.

    Recruiting All India Institute of Medical Sciences, Bhubaneswar · Bhubaneswar, Odisha · NCT07633080

  • Motif XCS System for treatment-resistant depression

    This study tests whether the Motif XCS System is safe and tolerable and might help people with treatment-resistant major depressive disorder.

    Recruiting at 4 sites Motif Neurotech, Inc. · Atlanta, Georgia and 3 other locations · NCT07594483

  • A Phase 3 test of DT120 for major depressive disorder

    DT120 is tested against placebo in adults with major depressive disorder to see if it can help reduce depressive symptoms.

    Recruiting at 23 sites Phase 3 Definium Therapeutics US, Inc. · Little Rock, Arkansas and 25 other locations · NCT07592689

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.