Eating orlistat after always feel hungry is a normal reaction, may be the drug inhibits fat absorption caused by hunger, if you take the drug to treat obesity at the same time eating less will also often be hungry. Orlistat is a lipase inhibitor, can reduce the absorption of fat, fat is one of the body’s main energy substances, taking the drug after the absorption of fat is reduced, may appear hunger. The drug can help obese patients lose weight, if the food eaten during weight loss is low in calories, regular exercise, etc. may also appear hungry, this situation is a normal physiological phenomenon. The drug can also be used for high cholesterol disorders associated with obesity, high blood pressure and so on. Adverse reactions such as steatorrhea, increased frequency of stools, upper respiratory tract infections, skin rashes, etc. may occur when taking the drug. The drug is contraindicated in people who are allergic to the drug as well as in pregnant women, children under 18 years of age are not advised to use the drug, and the intake of food with high fat content should be reduced when taking the drug. If you need to use the drug, it should be used reasonably under the guidance of a doctor, do not use it blindly to avoid adverse reactions.