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Treatment-Resistant Depressive Disorder clinical trials in Washington, DC
3 studies for Treatment-Resistant Depressive Disorder are looking for participants at sites in and around Washington (within about 30 miles). Open a study to see who can join and how to contact the study team.
Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →
Investigation of the Antidepressant Effects of (2R,6R)-HNK, an Enhancer of Synaptic Glutamate Release, in Treatment-Resistant Depression
RecruitingPhase 2
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
Long-term Observation of Participants With Mood Disorders
RecruitingObservational studyHealthy volunteers welcome
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
Natural History of Depression, Bipolar Disorder and Suicide Risk
RecruitingObservational study
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
Treatment-Resistant Depressive Disorder trials in other cities
- San Diego, CA10 studies
- New York City, NY8 studies
- Houston, TX6 studies
- St. Louis, MO5 studies
- Atlanta, GA5 studies
- Dallas, TX4 studies
- Austin, TX4 studies
- Tampa, FL4 studies
- Queens, NY3 studies
- Boston, MA3 studies
- O'Fallon, MO3 studies
- Salt Lake City, UT3 studies
Other studies in Washington
- Cancer (all types)58 studies
- Non-Small Cell Lung Cancer55 studies
- Breast Cancer46 studies
- Metastatic Cancer43 studies
- Lung Cancer41 studies
- Prostate Cancer38 studies
- Obesity33 studies
- Colorectal Cancer29 studies
- Cardiovascular Disease28 studies
- Bladder Cancer26 studies
- Acute Myeloid Leukemia24 studies
- Ovarian Cancer23 studies
From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.