If your appetite is too good and you want to lose weight, you can take drugs such as orlistat to suppress your appetite as prescribed by your doctor. If it is caused by duodenal ulcer, diabetes and other diseases, you can follow the doctor’s advice to take drugs such as famotidine, metformin and other drugs to suppress appetite. There is no such thing as the “most effective” drug. Gastrointestinal digestion and absorption and other physiological reasons will cause an increase in appetite, want to lose weight, you can follow the doctor’s advice to take orlistat, inhibit fat absorption, increase satiety, appetite control. At the same time to make life adjustments, eat slowly chewing, give the gastrointestinal tract a certain response time, increase the sense of satiety, appropriate sports exercise. Duodenal ulcer patients, excessive secretion of gastric acid, fast digestion and absorption of food, will often want to eat, you can follow the doctor’s instructions to take famotidine, omeprazole and other drugs to reduce the secretion of gastric acid, suppress appetite. Diabetic patients, a large amount of glucose from the urine exclusion, can not be fully absorbed by the body, it will often have a sense of hunger, appetite increases, you can follow the doctor’s instructions to take metformin, gliclazide and other drugs to reduce appetite. If the exclusion of physiological reasons, the appearance of increased appetite may also be other diseases, should consult a doctor in time, to clarify the cause of the disease, under the guidance of the doctor to take reasonable medication for treatment.