Can mindfulness beat OCD? large trial aims to find out

NCT ID NCT04914923

Ongoing Disease control Sponsor: Sunnybrook Health Sciences Centre Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether mindfulness-based therapy can help people with obsessive-compulsive disorder (OCD). Researchers will compare mindfulness to standard cognitive behavioural therapy (CBT) in 420 adults with OCD. The goal is to see if mindfulness reduces OCD symptoms and to understand how it works.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Mindfulness-Based Cognitive Therapy (MBCT) and Cognitive Behaviour Therapy (CBT)
What this could lead to: If it works, this could offer a new, non-drug treatment option for OCD that helps reduce symptoms and improve quality of life.
What could go wrong: This is a mid-stage study, and previous small studies have shown mixed results. It may not prove more effective than existing therapies, and benefits may vary.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

obsessive-compulsive disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

OBSESSIVE-COMPULSIVE DISORDER

Contacts and locations

Locations

St. Joseph's Healthcare Hamilton

Hamilton, Ontario, L8N 4A6, Canada
Sunnybrook Health Sciences Centre

Toronto, Ontario, M4N 3M5, Canada

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