OCD

Clinical trials for OCD explained in plain language.

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Trials to join now! 11 Not yet finished but already full! 1 Completed 1

Could a Parkinson's drug tame OCD symptoms?

Symptom relief Ongoing

This study tests whether tolcapone, a drug currently used for Parkinson's disease, can safely reduce symptoms in adults with moderate to severe obsessive-compulsive disorder (OCD). About 49 participants will receive either tolcapone or a placebo to see if it improves OCD severity…

Matched conditions: OCD

Phase: PHASE2 • Sponsor: University of Chicago • Aim: Symptom relief

Last updated May 17, 2026 05:36 UTC

OCD

Get alerted when new OCD trials appear

Could a Parkinson's drug tame OCD symptoms?