Aggrenox belongs to a class of drugs known as anti-platelets. This combination of aspirin and dipyridamole is used to reduce the risk of stroke and heart attack in patients who are at risk for blood clots. Dipyridamole prevents platelets from sticking together to form blood clots. Aspirin is an analgesic and also prevents platelets from clumping together to form blood clots.
Aggrenox Dosage
According to Drugs.com, Aggrenox is available as capsules containing 25 mg of aspirin and 200 mg of dipyridamole. Aggrenox is taken orally twice daily, one capsule in the morning and the other at night. The capsules should be swallowed whole without chewing as the medication in the capsule is designed to be released slowly in the body.
Common Side Effects
According to Drugs.com, common side effects of Aggrenox include headache, drowsiness, joint pain, back pain, upset stomach, heartburn, nausea, vomiting, diarrhea, fatigue and indigestion. Aggrenox may be taken with food to prevent upset stomach. Other common side effects go away with continued treatment.
Adverse Side Effects
According to Drugs.com, Aggrenox may cause abnormal bleeding. Aggrenox prevents blood clots by inhibiting the clumping of platelets. Platelets clump together in order to prevent uncontrollable internal bleeding. Patients taking Aggrenox do not have enough platelets to stop bleeding. Patients may experience bleeding in the stomach and in the brain. Patients with previous histories of blood disorders such as hemophilia should inform the doctor as Aggrenox is likely to aggravate this condition. Signs of bleeding include weakness, fainting, dizziness upon standing, black tarry stool, coughing blood, severe nausea and stomach pain.
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