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What other drugs will affect clopidogrel?

Before taking clopidogrel, tell your doctor if you are using any of the following drugs:

• phenytoin (Dilantin);

• tamoxifen (Nolvadex);

• tolbutamide (Orinase);

• torsemide (Demadex);

• fluvastatin (Lescol);

• a blood thinner such as warfarin (Coumadin), heparin, ardeparin (Normiflo), dalteparin (Fragmin), danaparoid (Orgaran), enoxaparin (Lovenox), or tinzaparin (Innohep); or

• medication used to prevent blood clots, such as alteplase (Activase), anistreplase (Eminase), dipyridamole (Persantine), streptokinase (Kabikinase, Streptase), ticlopidine (Ticlid), and urokinase (Abbokinase).

If you are using any of these drugs, you may not be able to take clopidogrel, or you may need dosage adjustments or special tests during treatment.

There may be other drugs not listed that can affect clopidogrel. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Where can I get more information?

Your pharmacist has information about clopidogrel written for health professionals that you may read.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.