Coronary artery disease is actually a manifestation of the aging of the heart’s blood vessels. Both intracoronary stents and coronary artery bypass grafting only temporarily solve the problem of blood supply to the ischemic heart muscle, and patients will feel comfortable and can live as normal compared to before treatment. However, coronary heart disease cannot be eradicated and requires lifelong medication. 1.Treatment of angina medication: If you still have angina symptoms after surgery, you must take nitrate drugs, 50mg of Isradin or 40mg of Xinkang extended-release tablets once a day. 2.Lipid-lowering drugs: statins including simvastatin, lovastatin, atorvastatin, etc., and traditional Chinese medicine has blood lipid Kang, choose one for long-term use. Both normal blood lipids should also be taken, because statin has the effect of softening or improving atherosclerotic plaque. But there is a certain impact on liver function, need to check the liver function every 3 months. 3.Anti-platelet drugs: Bay aspirin or Bamil 100mg once a day. 4.Blood pressure control: maintain blood pressure 100-130/60-90 mmHg, commonly used antihypertensive drugs, such as Bystolic, Betaloc, Lodinexin, Dextran, etc., generally choose two kinds of combined application. 5.Monitoring blood sugar: fasting blood sugar 4-6 mmol/L, 2 hours after meal blood sugar 7-9 mmol/L is normal. 6.Chinese herbal medicine: the ones confirmed by evidence-based medicine are Tongxinluo, Danshen Dripping Pill and Musk Heart Protection Pill. 7.Diet: The intake of fat and cholesterol should be strictly controlled. Try not to use fatty meat, animal oil, chocolate and other foods, and choose vegetable oil. Eat more fish, which contains unsaturated fatty acids and has the effect of preventing atherosclerosis. In addition, snapper, garlic, kelp, fresh milk and red pepper can lower cholesterol, while animal offal, brain, egg yolk and fish roe should be consumed sparingly, which have high cholesterol content. 8, exercise: appropriate activities, to activities without respiratory distress is appropriate, especially within 6 months after surgery; patients should choose exercise according to the actual situation of the individual, aerobic exercise is appropriate, such as jogging, walking, tai chi, cycling, etc., the time is generally 20-30min, after the activity to increase the heart rate of the original heart rate of 10% to 20% is appropriate. 9.Surgical incision: avoid water immersion of the incision in January, avoid chest expansion exercise in 3 months, reduce the amount of activity and upright time when taking vascular lower limb edema, and elevate the affected limb when sitting or lying down. 10, review: 3-6 months to review blood sugar, lipids and liver function, as well as electrocardiography, cardiac ultrasound.