Felodipine/Selected Anticonvulsants 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.
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:
The cause of this interaction is not known. Taking these two medicines together may cause your body to process your blood pressure medicine more rapidly.
What might happen:
Your blood pressure medicine may not work as well.
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 check your blood pressure more often and may want to change your blood pressure medicine.Contact your doctor if you have an increase in blood pressure or experience blurred vision, dizziness, or headaches.Your healthcare professionals (e.g. doctor or pharmacist) 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.Plendil (felodipine) US prescribing information. AstraZeneca Pharmaceuticals LP November, 2003.
- 2.Capewell S, Freestone S, Critchley JA, Pottage A, Prescott LF. Reduced felodipine bioavailability in patients taking anticonvulsants. Lancet 1988 Aug 27;2(8609):480-2.
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.