Tricyclic Compounds/Terbinafine 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:

Terbinafine may slow down how quickly your liver processes your tricyclic medicine.

What might happen:

The amount of tricyclic medicine in your blood may increase and cause an increase in side effects.

What you should do about this interaction:

Let your healthcare professionals (e.g. doctor or pharmacist) know that you are taking these medicines together. If you experience weakness, tiredness, dizziness, irregular heartbeat, confusion, anxiety, nervousness, difficulty sleeping, or problems urinating, contact your doctor. It may be necessary to adjust the dose of your medicine. Let your doctor know when you stop taking terbinafine. It may be necessary to increase the dose of your tricyclic medicine a few weeks after you stop taking terbinafine.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.

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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, except 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.