Betalucil is metoprolol tartrate, and there is no association between taking metoprolol tartrate and obesity. Obesity during medication is considered to be due to poor diet, and should be controlled by diet and more exercise. Metoprolol tartrate is a beta-blocker, used for supraventricular tachyarrhythmia, prevention and treatment of myocardial ischemia and other diseases, adverse drug reactions are fatigue, headache, dizziness, etc., allergic to the product is prohibited. At present, it has not been found that taking metoprolol tartrate will cause the human body to gain weight, and there is no correlation between the two, so there is no need to stop the drug. Long fat during the use of the drug is considered to be caused by improper diet, such as large amounts of high-fat, high-calorie food intake, if you want to lose weight, you need to control the diet, limit the intake of high-calorie food, and at the same time, more exercise exercise, such as jogging, brisk walking, etc., to ensure that the total calorie intake per day is lower than the total calories consumed, in order to be able to lose weight. Patients are advised to take Metoprolol Tartrate under medical supervision and avoid self-medication. During the period, diet control, should not overeat.