The correct way to stop Metoprolol is to follow the doctor’s instructions to gradually reduce the dosage, every 1~2 weeks to reduce the dosage, such as without medical advice it is best not to stop the drug without authorization. Metoprolol belongs to the beta-blocker, the main effect is to slow down the heart rate to reduce blood pressure, can be used in the treatment of coronary heart disease and hypertension. Metoprolol should not be stopped suddenly, otherwise it will lead to rebound phenomenon, aggravation of existing symptoms, and even induce angina and other acute cardiovascular events. The correct method of stopping the drug is to gradually reduce the dosage, reduce the dosage by a certain amount each time, and reduce the dosage every 1~2 weeks. After reducing the dose, we should pay attention to observe the changes of the condition, after the condition is stabilized, the next reduction will be carried out, and after reaching the minimum maintenance amount, the drug will be gradually discontinued. Adverse reactions such as abdominal pain and bradycardia may occur with the use of this drug. Patients with cardiogenic shock and sick sinus node syndrome should not use this drug. Metoprolol should be administered under the supervision of a physician and the dose of the drug should be adjusted or discontinued according to medical advice, avoiding discontinuation of the drug on your own.