Orlistat capsule is a specific gastrointestinal lipase inhibitor, mainly used for the treatment of obesity and so on, but need to pay attention to the gum discomfort and other adverse reactions, pregnant women and so on prohibit the drug. 1. Indications: mainly used for long-term high-energy diet and other causes of obesity or overweight treatment. 2. Adverse reactions: there may be increased exhaustion, fatty feces, fecal incontinence, abdominal pain, rectal pain, gingival discomfort, headache, menstrual disorders, hepatic failure, rash, urticaria, blood bronchospasm and other adverse reactions, the need for timely medical attention, the serious need to stop the drug. 3. Contraindications: ① contraindicated in pregnancy. ② Orlistat and drug ingredients allergy is prohibited. (iii) malabsorption syndrome, cholestasis, hypothyroidism caused by obesity is prohibited. BMI less than 24 is prohibited. ⑤ Prohibited for children. Orlistat needs to be used under the guidance of a clinician and unauthorized use is prohibited.