9 yuan 9 orlistat may be true, it is recommended to check the drug packaging whether there is a “State Drug Approval Certificate” to identify the authenticity. Orlistat is commonly available in tablet and capsule form, has long-term weight control efficacy, and is suitable for the long-term treatment of obese and overweight people, including those who have developed risk factors associated with obesity. Gastrointestinal adverse reactions such as flatulence and abdominal pain may occur after taking orlistat, and it is not recommended for children under 18 years of age, pregnant women, lactating women, or those who are not overweight. The promotional price of Orlistat 3 capsules may be 9.9 yuan, and patients are advised to check whether the drug package has the “State Pharmaceutical Approval Certificate”, or scan the barcode of the drug package to identify the authenticity. Patients are advised to purchase the drug through regular channels.