The precautions of face-lifting needle are as follows: physiological period should be avoided; No makeup before injection; Injection of local skin without allergies, boils and other skin diseases. Do not press or rub the injection site for a short time after injection. After the injection, you need to stay in the hospital for observation for about 15 minutes, and then leave the hospital without any abnormal conditions such as allergies. Do not smoke or drink alcohol within one week after injection, and avoid eating excessively spicy and irritating foods and foods that are easy to cause allergies, such as seafood. If antibiotics are needed, please contact the injection doctor to determine whether there is any adverse interaction with botulinum toxin.