It is likely that there will be some discomfort and swelling both on the inside and outside of your mouth after surgery. This is usually worse for the first 3 days, but it may take up to 2 weeks before all the soreness goes.
You may also find that your jaw is stiff and you may need to eat a soft diet for a week or so. It is likely to be sore after your surgery and your surgeon will advise you about pain relief medication.
It may also be necessary for you to have a course of antibiotics after the extraction.
There may be some bruising of the skin on your face which can take up to a fortnight to fade away.