Busulfan/Acetaminophen 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:

Acetaminophen may slow down how quickly your body gets rid of busulfan.

What might happen:

It may take longer for your body to remove busulfan.

What you should do about this interaction:

Let your healthcare professionals (e.g. doctor or pharmacist) know that you are taking these medicines together. Your doctor may tell you to avoid taking acetaminophen for 72 hours before your busulfan therapy and for a few days after. If you are unsure if your medicine contains acetaminophen, ask your pharmacist. Let your doctor know right away if you develop any signs of an infection (fever, chills, persistent sore throat), severe nausea/vomiting/abdominal pain, yellowing of the eyes/skin, mental/mood changes (depression, hallucinations, anxiety, confusion), muscle cramps, increased thirst/urination, fast/irregular heartbeat, bleeding, and/or seizures.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.Busilvex (busulfan) UK summary of product characteristics. Pierre Fabre Medicament August, 2014.
  • 2.Busulfex (busulfan) US prescribing information. Otsuka America Pharmaceutical, Inc. September, 2018.
  • 3.Nguyen L, Leger F, Lennon S, Puozzo C. Intravenous busulfan in adults prior to haematopoietic stem cell transplantation: a population pharmacokinetic study. Cancer Chemother Pharmacol 2006 Jan;57(2):191-8.

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, expect 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.