Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 11/17/2025

Clomipramine in the Treatment of Obsessive-Compulsive Disorder

Introduction to Clomipramine Efficacy

  • The American College of Neurology and Psychiatry recommends SSRIs as first-line treatment for OCD due to their superior safety and tolerability profiles, with clomipramine being an alternative for treatment-resistant cases 1, 2

Comparison of Therapies

  • Head-to-head trials indicate that clomipramine has equivalent efficacy to SSRIs in the treatment of OCD 1, 2

Treatment-Resistant OCD Management

  • The National Institute of Mental Health suggests that in SSRI-resistant OCD, combining fluoxetine with clomipramine can significantly reduce OCD severity, and this combination was found to be superior to fluoxetine plus quetiapine in a double-blind RCT 1, 3
  • Consider clomipramine as an alternative when multiple SSRIs have failed, according to the American Psychiatric Association 2

REFERENCES

1

obsessive-compulsive disorder. [LINK]

Nature Reviews Disease Primers, 2019

2

Clomipramine vs. Sertraline for OCD: Efficacy Comparison [LINK]

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2025

3

obsessive-compulsive disorder. [LINK]

Nature Reviews Disease Primers, 2019