Sirolimus; Temsirolimus/Cyclosporine Interactions

This information is generalized and not intended as specific medical advice. Consult your healthcare professional before taking or discontinuing any drug or commencing any course of treatment.

Medical warning:

Moderate. These medicines may cause some risk when taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.

How the interaction occurs:

The cause of the interaction is not known.

What might happen:

When these medicines are taken together, your blood levels of both sirolimus and cyclosporine may increase. This may cause problems with your kidneys.

What you should do about this interaction:

Your healthcare professionals (e.g. doctor or pharmacist) may already be aware of this interaction and may be monitoring you for it. Your doctor may want to check your blood levels of sirolimus and cyclosporine more often. Your doctor may also want you to take sirolimus four hours after you take your cyclosporine. However, do not change the times when you take your medicines or their doses, or start or stop taking them before checking with your healthcare professional first.

  • 1.Torisel (temsirolimus) US prescribing information. Wyeth Pharmaceuticals, Inc. March, 2018.
  • 2.Rapamune (sirolimus) US prescribing information. Wyeth Pharmaceuticals Aug, 2022.
  • 3.Fyarro (sirolimus protein-bound particles for injectable susspension) US prescribing information. Aadi Bioscience, Inc. November, 2021.

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.