Sodium Fusidate/Selected Protease Inhibitors 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:

Sodium fusidate and antivirals may slow down how quickly your liver processes each other.

What might happen:

You may experience toxic side effects from both sodium fusidate and your antiviral.

What you should do about this interaction:

Let your healthcare professionals (e.g. doctor or pharmacist) know right away that you are using these medicines together.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.Fucidin (fusidic acid) Australian prescribing information. CSL Limited January 9, 2003.
  • 2.Fucidin (fusidic acid) UK summary of product characteristics. Leo Laboratories Lmited October 24, 2012.
  • 3.Norvir (ritonavir) Canadian prescribing information. Abbott May 29, 2019.
  • 4.Paxlovid (nirmatrelvir tablets and ritonavir tablets) Canadian Product Monograph. Pfizer Canada ULC October, 2023.
  • 5.Norvir (ritonavir) UK summary of product characteristics. AbbVie, Ltd. July 18, 2019.
  • 6.Kaletra (lopinavir/ritonavir) UK summary of product characteristics. Abbott Laboratories, Limited July 11, 2008.
  • 7.Invirase (saquinavir mesylate) US prescribing information. Roche Laboratories, Inc. March, 2019.

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.