Depression and Anxiety Trial, Recruiting NCT04557891 Sponsor: University of California, Los Angeles Condition: Depression and Anxiety
Back to Depression And Anxiety

Depression and Anxiety Trial, Recruiting

NCT04557891
Recruiting Not Applicable

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:

  • People who are male or female, aged between 18 and 65 years old
  • People who have normal vision and hearing, or vision and hearing that is corrected to normal (for example, with glasses or hearing aids)
  • People who have been diagnosed with generalised anxiety disorder (GAD) as their main condition, at a moderate or severe level based on standard diagnostic guidelines, with a score above 17 on a specific anxiety rating scale (confirm with trial site)
  • People whose anxiety disorder has been present for more than one year
  • People who are considered medically stable by the study doctor
  • People who have tried and not responded to at least two antidepressant medications of a specific type (SSRIs) and at least one additional treatment used alongside those medications
  • People who have previously had a brain stimulation treatment called rTMS are able to join, though this is not required

Who may not be able to join:

  • People whose primary anxiety diagnosis is a different anxiety disorder other than GAD (though conditions like depression alongside GAD may be permitted, as long as GAD is the main diagnosis — confirm with trial site)
  • People who are currently using any mind-affecting substances or medications that have not been prescribed to them, other than medications being used to treat their GAD
  • People who are unable to safely undergo an MRI scan for any reason
  • People who are pregnant, may possibly be pregnant, or are planning to become pregnant in the near future
  • People who would not be able to follow the treatment schedule required by the study
  • People who have just started a new anxiety treatment at the time they would be assigned to a study group

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
This study is not part of the standard drug-approval phase pathway (for example an observational, device, behavioural, or registry study), so a phase success rate does not apply.

Contact this trial

Principal Investigator: Margaret G Distler, MD,PhD, University of California, Los Angeles

Phone: (310) 794-1553

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
Not Applicable
Registry
ClinicalTrials.gov
Start date
26 July 2021
Est. completion
1 December 2026

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Hamilton Anxiety Rating Scale (HAM-A)

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