This site is under development. Content and tools are still being finished.
Skip to content
Drug class

Immunosuppressants and cannabis

CBD is a strong CYP3A4 inhibitor. These drugs are cleared by CYP3A4 and sit inside a narrow therapeutic window.

High risk

Why it happens

CBD is a strong CYP3A4 inhibitor. These drugs are cleared by CYP3A4 and sit inside a narrow therapeutic window.

What it means for you

Trough levels can climb into toxic territory, or fall unexpectedly if cannabis is stopped.

What Tiffany advises

If you have had a transplant or take one of these for an autoimmune condition, do not start cannabis without your transplant team involved.

Common examples

Generic names first, then brands.

  • tacrolimus
  • cyclosporine
  • sirolimus

Body systems involved

  • Immune
  • Diabetes and metabolism

Take it further

Check this with my other meds

Your list stays in this browser and never reaches our servers.

Other classes at high risk

This page describes a drug class from aggregate published knowledge, reviewed by a pharmacist. Your own prescriber or pharmacist knows your doses and history; bring this page to that conversation.