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:
Your medicine may slow down how quickly your liver processes artemether and lumefantrine or mefloquine.
What might happen:
The amount of artemether and lumefantrine or mefloquine in your blood may increase and cause an increase in side effects such as headache, dizziness, difficulty sleeping, palpitations, abdominal pain, and muscle aches.
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 want to change your medicine. Let your healthcare professional know if the side effects of your medicine increase or 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.Coartem (artemether/lumefantrine) US prescribing information. Novartis Pharmaceuticals Corporation April, 2013.
2.Mefloquine (Sandoz) prescribing information. Sandoz Inc. June, 2013.
3.Drew BJ, Ackerman MJ, Funk M, Gibler WB, Kligfield P, Menon V, Philippides GJ, Roden DM, Zareba W. Prevention of torsade de pointes in hospital settings: a scientific statement from the American Heart Association and the American College of Cardiology Foundation. J Am Coll Cardiol 2010 Mar 2;55(9):934-47.