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Treatment-Resistant Depressive Disorder clinical trials recruiting in the U.S.

33 studies for Treatment-Resistant Depressive Disorder are recruiting participants at sites across the United States.

Cities with the most studies

• San Diego, CA10 studies
• New York City, NY8 studies
• Houston, TX6 studies
• Atlanta, GA5 studies
• St. Louis, MO5 studies
• Austin, TX4 studies
• Tampa, FL4 studies
• Dallas, TX4 studies
• Washington, DC3 studies
• Birmingham, AL3 studies
• Minneapolis, MN3 studies
• Boston, MA3 studies
• Indianapolis, IN3 studies
• Philadelphia, PA3 studies
• Columbus, OH3 studies
• Chicago, IL3 studies
• Baltimore, MD3 studies
• O'Fallon, MO3 studies
• Bellevue, WA3 studies
• Queens, NY3 studies

By state

• Alabama3 studies
• Arizona3 studies
• California12 studies
• Florida5 studies
• Georgia6 studies
• Illinois4 studies
• Indiana3 studies
• Maryland6 studies
• Massachusetts7 studies
• Minnesota5 studies
• Missouri7 studies
• New York11 studies
• Ohio5 studies
• Pennsylvania3 studies
• Texas9 studies
• Utah3 studies
• Washington4 studies

Recently updated studies

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.