Clopidogrel (Systemic)

Brand Names : Plavix

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

More common

Red or purple spots on skin, varying in size from pinpoint to large bruises

Less common

Nosebleed; vomiting of blood or material that looks like coffee grounds

Rare

Black, tarry stools; blistering, flaking, or peeling of skin; blood in urine or stools; fever, chills, or sore throat; headache (sudden, severe); stomach pain (severe); ulcers, sores, or white spots in mouth; unusual bleeding or bruising; weakness (sudden)

Also, check with your doctor as soon as possible if any of the following side effects occur:

More common

Chest pain; cough; generalized pain; runny nose; sneezing

Less common

Fainting; frequent urination; irregular heartbeat; joint pain; painful or difficult urination; shortness of breath; swelling of feet or lower legs

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

More common

Abdominal or stomach pain (mild); aching muscles; back pain; dizziness; general feeling of discomfort or illness; headache; heartburn

Less common

Anxiety; constipation; diarrhea; itching; leg cramps; mental depression; numbness or tingling; nausea; skin rash; trouble in sleeping; unusual tiredness; vomiting; weakness

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.