Skip to content
My WebMD Sign In, Sign Up
Vestura (28)

Interactions

Hormonal Contraceptives/Artemether

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:

When these two medicines are taken together, your body may process your birth control pill faster.

What might happen:

The effects of your birth control pills may decrease and cause breakthrough bleeding, spotting, or pregnancy. The effects of the interaction may last for several weeks after you stop taking artemether.

What you should do about this interaction:

Talk to your healthcare professional (e.g. doctor, pharmacist) as soon as possible about using a different form of birth control while you are taking artemether and for 28 days after stopping artemether. Contact your doctor if you experience breakthrough bleeding, spotting, or pregnancy.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.

References:

1.Coartem (artemether/lumefantrine) US prescribing information. Novartis Pharmaceuticals Corporation April, 2013.

2.Faculty of Sexual and Reproductive Healthcare Clinical Effectiveness Unit. Clinical guidance drug interactions with hormonal contraception. January, 2011.

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.

More about Drugs and Medications

URAC: Accredited Health Web Site HONcode Seal AdChoices