Welcome to our clopidogrel information (part 2) -- just click to return to front page.

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What are the possible side effects of clopidogrel?

• If you experience any of the following serious side effects, stop taking clopidogrel and seek emergency medical attention or notify your doctor immediately:
• an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
• bloody (or black) vomit or stools;
• severe headache, confusion, or dizziness;
• unexplained bruising or bleeding; or
• bleeding nose.
• Other, less serious side effects may be more likely to occur. Continue to take clopidogrel and talk to your doctor if you experience
• upset stomach;
• diarrhea or constipation; or
• headache or dizziness.
• Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

What other drugs will affect clopidogrel?

• Before taking this medication tell your doctor if you are taking
• aspirin;
• warfarin (Coumadin);
• heparin, ardeparin (Normiflo), dalteparin (Fragmin), danaparoid (Orgaran), enoxaparin (Lovenox), or tinzaparin (Innohep); or
• a non-steroidal anti-inflammatory medication such as ibuprofen (Advil, Motrin, others), naproxen (Anaprox, Naprosyn, Aleve), ketoprofen (Orudis KT, Orudis, Oruvail), indomethacin (Indocin), diclofenac (Cataflam, Voltaren), diflunisal (Dolobid), etodolac (Lodine), fenoprofen (Nalfon), flurbiprofen (Ansaid), nabumetone (Relafen), oxaprozin (Daypro), piroxicam (Feldene), sulindac (Clinoril), or tolmetin (Tolectin).
• The medicines listed above can cause bleeding, especially when taken with clopidogrel. This could become dangerous. Do not take any of the medicines listed above without first talking to your doctor.
• Clopidogrel may also interact with the following medications
• phenytoin (Dilantin);
• tamoxifen (Nolvadex);
• tolbutamide (Orinase);
• torsemide (Demadex ); and
• fluvastatin (Lescol).
• You may require a dosage adjustment or special monitoring if you are taking any of the medications listed above.
• Drugs other than those listed here may also interact with clopidogrel. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including herbal products.

Where can I get more information?

• Your pharmacist has more 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

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Version: 2.03. Revision Date: 2/14/03.