The biggest side effect of Tegretol is that it can lead to severe bleeding disorders, with conditions such as severe anemia, intracranial hemorrhage, and pericardial tamponade, which can easily lead to severe shock or even sudden death. 1. Tegretol can be used in combination with aspirin for the treatment of acute coronary syndromes, with a history of myocardial infarction or with risk factors such as atherosclerosis formation. 2. If overdosed or if the patient has coagulation disorders, it may lead to severe bleeding, severe anemia, and also intracranial hemorrhage, pericardial tamponade, etc., which may lead to life-threatening situations. In addition, Tegretol may also cause respiratory difficulties, gouty arthritis, gastrointestinal and subcutaneous bleeding and other adverse reactions. 3. Therefore, Tegretol is contraindicated in patients with a history of intracranial hemorrhage, those with severe hepatic impairment, those who are allergic to the components of the drug, as well as those who are in active bleeding. This drug should be used under medical supervision.