Atorvastatin; Rosuvastatin/Nirmatrelvir-Ritonavir 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:

Serious. These medicines may interact and cause very harmful effects. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.

How the interaction occurs:

Nirmatrelvir-ritonavir may slow down how quickly your liver processes atorvastatin and rosuvastatin.

What might happen:

The amount of atorvastatin and rosuvastatin in your blood may increase and cause harmful effects.

What you should do about this interaction:

Let your healthcare professionals (e.g. doctor or pharmacist) know that you are taking these medicines together. Let your doctor know if you have any unexplained muscle pain, tenderness, weakness, or discoloration of your urine. Your doctor may want to change your cholesterol medicine.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.Paxlovid (nirmatrelvir tablets and ritonavir tablets) US prescribing information. Pfizer Inc. May, 2023.
  • 2.Lipitor (atorvastatin) US prescribing information. Pfizer Inc. November, 2020.
  • 3.Crestor (rosuvastatin calcium) US prescribing information. AstraZeneca Pharmaceuticals LP July, 2023.
  • 4.Abraham S Nohria A Neilan TG Asnani A Saji AM Shah J Lech T Grossman J Abraham GM McQuillen DP Martin DT Sax PE Dani SS Ganatra S. Cardiovascular Drug Interactions With Nirmatrelvir/Ritonavir in Patients With COVID-19: JACC Review Topic of the Week. J Am Coll Cardiol 2022 Oct 6.

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.