Developed bite muscle is also one of the important reasons for a large face, children with developed bite muscles can improve the face shape well by only playing slimming injections, just playing slimming injections also have facial bleeding swelling and expression disorders and other risks, how to effectively avoid the risks is very important: a. Pre-operative selection, good preparation before injection 1. go to a regular medical institution to communicate their expectations and doctors. No qualifications, unfamiliar with anatomical structures, imprecise injection sites, and too large an injection dose can lead to tragedy. 2.Familiarize yourself with the surgical procedure, know the possible risks associated with the surgery, and be fully prepared psychologically. 3. Do not take any medication containing aspirin for 2 weeks before surgery, and tell your doctor if you are receiving any medication (including self-administered over-the-counter medication). The doctor will tell you that you have to do the “clenching” and “relaxing” actions with his orders, and you may start to get nervous when you are relaxed. In fact, every time you bite, the doctor will stick the needle into your bite muscle, and the pain is a bit prickly, but you can definitely tolerate it, so don’t be afraid, think of happy things, relax and cooperate with the doctor. When injecting Botox, generally choose several injection points on each side of the face, the whole process will be over in a few minutes, and then, the face is a little up feeling, but not too painful oh. Third, after the operation to follow the doctor’s instructions to do a good job of self-care 1, after playing slimming injection must be careful not to massage, to prevent the spread of the drug affect the other muscles of the face; injection of slimming injection within a month after the prohibition of facial hot compress and rubbing. 2, within 6 hours after injection, should not wash the face, do not make up, have to wash the face when the technique must be gentle. 3, after the injection of thinning the face to avoid eating hard shell food, try not to exercise the bite muscle, so as not to reduce the maintenance time of thin face; a week to prohibit spicy, seafood food, avoid smoking and alcohol. 4, after playing thin face injection early can have chewing weakness, soreness phenomenon, but you do not have to worry too much, 1 week or so the phenomenon will gradually ease, playing thin face injection 2 weeks later should be rechecked. 5, and your surgeon to keep in touch, so that when problems arise he can always make an assessment of the operation, and to observe and study the long-term results, this is very important! Botulinum toxin injection face slimming is not “immediate”, so you have to learn to wait patiently: 1 week after the injection of the bite muscle softening; 2 to 4 weeks after the injection, the candidate muscle thinning, the first appearance of the slimming effect; 10 to 12 weeks later, the slimming effect is most obvious; 12 weeks later, the bite muscle activity reappears, about 16 weeks later, the bite muscle has been atrophied volume will gradually increase. But you can go to the second injection to consolidate the effect of thinning face.