So, what problems should we pay attention to after injection and injection of fat-dissolving needle? Female friends who want to lose weight, are you excited? If you also want to choose a non-surgical liposuction needle to lose weight, let's learn about its precautions! Precautions for fat dissolving needle: 1. Fat-dissolving needle is very safe to use, so far no serious allergic reaction has been found, but for patients with individual differences, no drug can guarantee no side effects, which patients should fully understand; 2. Don't touch water or pollute your face for 24 hours after injection of liposuction needle, don't use cosmetics and don't exercise vigorously; 3, 72 hours after the injection of fat-dissolving needle, the injection site and the surrounding area shall not be coated with external drugs and other irritants; 4. The age of injection of liposoluble needle is 20-65 years old, the effective time after injection is 3- 14 days, and the effective maintenance time after injection is generally 3-24 months. Due to personal physical reasons, the operation effect and maintenance time will be different, please forgive the patient; 5. Don't drink alcohol or eat irritating food, peppers, seafood, etc. Within one week after injection of liposuction needle; Try to pay attention to normal diet, do not overeat, do not eat lipopolysaccharide food, strengthen exercise and enhance physical fitness.