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:
Gadofosveset can affect your heart's rhythm. Other drugs can have the same effect.
What might happen:
Taking gadofosveset with other agents that can affect your heart rhythm may increase your risk of irregular heartbeat, which may be life-threatening.
What you should do about this interaction:
Make sure your healthcare professionals (e.g. doctor or pharmacist) know what medicines you are taking prior to your exam. Your doctor may want to monitor you heart's rhythm before your test and for 72 hours after your test. Let your doctor know right away if you notice an irregular heartbeat or have any dizziness or fainting episodes.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.Ablavar (gadofosveset trisodium) US prescribing information. Lantheus Medical Imaging, Inc. December, 2010.
2.The University of Arizona Center for Education and Research of Therapeutics. Drugs with Risk of Torsades de Pointes and Drugs with Possible Risk of Torsades de Pointes. Available at: http://www.torsades.org. Updated Dec 17, 2002.