Stent placement is currently an effective treatment for angina pectoris in coronary artery disease. So is everything all right after surgery? Of course not. Postoperative medication and lifestyle management are very important. Medication: Anti-platelet drugs (aspirin, Bolivar) should be used in combination for at least 1 year, but the blood routine and fecal occult blood should be rechecked regularly at the hospital to detect the side effects in time; statin lipid regulation (simvastatin, atorvastatin and other drugs) treatment should be persisted for a long time, just like the treatment of environmental pollution, once the environment is polluted, it takes a long time to improve it with great efforts, and the long-term poor lifestyle makes the internal environment Pollution should be improved by statin for a long time, so that the blood lipid LDL standard, but the liver function and lipid index should be reviewed regularly to understand any side effects and clinical effects; other is to slow down the heart rate of the drug, in addition, to control blood sugar and blood pressure should also reach the standard, and to adhere to long-term. Lifestyle: We must adhere to a healthy lifestyle, quit smoking, limit alcohol, exercise properly, live a regular life (go to bed early and wake up on time), and be in a relaxed and happy mood.