Rapid weight loss needs to be treated with caution, and relying on drugs may bring health risks. There are indeed some drugs on the market that help lose weight by suppressing appetite, but these drugs usually need to be used under the guidance of a doctor and may be accompanied by side effects. Here are some common categories of appetite suppressant drugs: 1. **Central nervous system stimulants**: such as amphetamines (such as phentermine), which reduce appetite by affecting appetite-related neurotransmitters in the brain. 2. **GLP-1 receptor agonists**: such as liraglutide (Saxenda®) and semaglutide (Wegovy®), these drugs were originally used to treat diabetes, but have also been found to significantly reduce weight. 3. **5-HT2C receptor agonists**: such as trimebutine (Contrave®), which combine the mechanism of suppressing appetite and increasing energy expenditure. 4. **Fat absorption inhibitors**: such as orlistat (Alli®), which help lose weight by preventing some fat in food from being absorbed by the body. **It is important to note**: - **Side effects**: These drugs may cause side effects such as palpitations, insomnia, high blood pressure, indigestion, and even in some cases have serious health risks. - **Indications**: These drugs are not suitable for everyone. They are usually suitable for individuals who are significantly overweight and have other health problems (such as hypertension and diabetes). - **Comprehensive management**: Drug treatment usually needs to be combined with comprehensive measures such as diet control, increased exercise, behavioral therapy, etc. to achieve the best weight loss effect. **Recommendation**: Before considering any weight loss medication, be sure to consult a professional healthcare provider or endocrinologist. They can develop a personalized weight loss plan for you based on your health status, weight goals, and potential risks, and monitor the use of drugs to ensure safety. In addition, long-term and healthy weight loss should focus on a balanced diet, regular exercise, and a healthy lifestyle, rather than relying solely on medication.