Matters needing attention after anti-wrinkle injection of botulinum toxin 1. After injection, some people who receive treatment will have slight redness and swelling at the injection site, which will disappear within a few hours after treatment, and a few people will have slight congestion after treatment, and then disappear soon. 2. Within 4-6 hours after treatment, it is best for the patient to sit or stand. 3. Within 6 hours after treatment, it is best for the person receiving treatment not to wash his face and make up, nor to touch (massage) the injection site with his hands. 4. After treatment, it usually takes a week to go to the hospital for review and check the injection position. 5. There is no need to massage the injection site after injection to prevent the injection substance from spreading. 6. Within one month (one week) after injection treatment, avoid hot compress, sauna and rubbing at the injection site. 7. Pay attention to diet after injection, avoid eating hard-shell foods and fast spicy and seafood foods within one week.