Phase 3 Depression and Anxiety Trial, Recruiting NCT06958692 Sponsor: CSPC Ouyi Pharmaceutical Co., Ltd. Condition: Depression and Anxiety
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Phase 3 Depression and Anxiety Trial, Recruiting

NCT06958692
Recruiting Phase 3

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • Adults between 18 and 65 years old (male or female)
  • People who have been diagnosed with major depressive disorder (MDD) without psychosis, according to a standard psychiatric assessment tool called the M.I.N.I.
  • People who are currently in a depressive episode that has lasted at least 4 weeks
  • People whose depression symptoms score at a certain level of severity on two standard rating scales (MADRS score of 25 or higher, and CGI-S score of 4 or higher) at both the screening and baseline appointments
  • People whose physical examination and blood/lab test results meet the trial's requirements during the screening period
  • People with a Body Mass Index (BMI) between 18 and 40
  • Male participants whose birth control arrangements (for themselves and their female partners) meet the trial's requirements

Who may not be able to join:

  • People whose depression has not responded to two or more adequate courses of antidepressant treatment (sometimes called treatment-resistant depression) (confirm with trial site)
  • People whose depression symptoms improved by 25% or more between the screening visit and the baseline visit
  • People who have been admitted to a psychiatric hospital during their current depressive episode
  • People who, in the investigator's judgment, have a clinically significant risk of suicide, self-harm, or harm to others
  • People who test positive for substance abuse during screening
  • People who have a serious or unstable medical condition affecting areas such as the heart, lungs, kidneys, liver, blood, digestive system, nervous system, or hormones, as determined by the investigator
  • People with high blood pressure (hypertension)
  • People with an underactive or overactive thyroid, unless their condition has been stable on the same medication dose for at least one month before screening and their thyroid hormone levels fall within a specific range
  • People who are allergic to bupropion, dextromethorphan, opioids (such as codeine), or any ingredient in the study drugs
  • People who have previously had a bad reaction or intolerance to bupropion or dextromethorphan
  • People living with HIV, or who test positive for HIV during screening
  • People who test positive for hepatitis during screening
  • People whose liver function test results (including total bilirubin, AST, and/or ALT) are more than twice the upper limit of normal during screening
  • People who, for any other reason, the investigator considers unsuitable for the trial

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 23 July 2026
Phase 3: approximately ~65% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Phone: 86-0311-69085587

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 3
Sponsor
CSPC Ouyi Pharmaceutical Co., Ltd.
Registry
ClinicalTrials.gov
Start date
11 April 2025
Est. completion
30 September 2026

Where this trial is recruiting

🇨🇳 China

Primary endpoints

Change in MADRS Total Score From Baseline to Week 6

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 23 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov