Obsessive-compulsive personality disorder

MONDO:0001158

A disorder characterized by an enduring pattern of inflexibility, extreme orderliness, and perfectionism which interfere with efficiency and which may manifest in many different contexts, including work and leisure activities, financial matters, and issues of morality or ethics.

Also known as: OCD, obsessional personality

50 clinical trials for this condition and its sub-types, 43 tagged with Obsessive-compulsive personality disorder itself.

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Where it sits in the disease tree

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Including sub-types (50) Tagged with Obsessive-compulsive personality disorder (43)

Trials to join now! 19 Not yet recruiting 11 Not yet finished but already full! 10 Completed 9 Terminated 1

Psychedelics rewire Brain's learning? yale study investigates

Knowledge-focused Stopped early

This observational study at Yale University is recruiting 200 people who are already taking part in another trial where they may receive a serotonergic psychedelic (like psilocybin or LSD) or a placebo. Researchers want to understand how these substances change the brain's inform…

Sponsor: Yale University • Aim: Knowledge-focused

Last updated Jul 11, 2026 00:00 UTC

Obsessive-compulsive personality disorder

Where it sits in the disease tree

Psychedelics rewire Brain's learning? yale study investigates