Clopidogrel; Prasugrel/Cangrelor 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:

If clopidogrel or prasugrel are administered before the end of your cangrelor infusion, they may not work.

What might happen:

Your risk of a clot may increase.

What you should do about this interaction:

Cangrelor is only used during surgical procedures or in a hospital. If you are to have either inpatient or outpatient surgery, or are to be admitted to the hospital, make sure that all the healthcare professionals are aware of all the different medicines that you are taking. This includes prescription and nonprescription medicines, herbal medicines, and nutraceuticals.Your healthcare professionals may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.

  • 1.Kengreal (cangrelor) US prescribing information. The Medicines Company October, 2019.
  • 2.Judge HM, Buckland RJ, Jakubowski JA, Storey RF. Cangrelor inhibits the binding of the active metabolites of clopidogrel and prasugrel to P2Y12 receptors in vitro. Platelets 2016;27(3):191-5.
  • 3.Schneider DJ, Agarwal Z, Seecheran N, Gogo P. Pharmacodynamic Effects When Clopidogrel is Given Before Cangrelor Discontinuation. J Interv Cardiol 2015 Oct;28(5):415-9.
  • 4.Schneider DJ. Transition strategies from cangrelor to oral platelet P2Y12 receptor antagonists. Coron Artery Dis 2016 Jan;27(1):65-9.

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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.