The wound can be exposed after operation, or it can be covered for 1-2 days before exposure. Wipe the wound with liquid medicine 1-2 times a day, and apply antibiotic ointment to keep it clean locally. Moreover, it is necessary to reduce the activities of mouth and lips, eat liquid food or rehydration within 3 days, and routinely use antibiotics to prevent infection. The stitches are usually removed 3-6 days after oral and lip surgery, and 7 days after red lip surgery. If the wound tension is high, it can be delayed for 2-3 days as appropriate. Pay attention to nursing after thinning of thick lips: (1) Oral and lip cosmetic surgery mostly adopts wound exposure, or it can cover the wound 1-2 days before exposure. Wipe the wound with 75% alcohol 1-2 times a day, and apply antibiotic ointment to keep it clean locally. (2) After operation, oral and lip movements should be reduced, liquid food or rehydration should be taken within 3 days, and antibiotics should be used routinely to prevent infection. (3) Generally, the stitches are removed 3-6 days after oral and lip surgery, and 7 days after red lip surgery. If the wound tension is high, it can be delayed for 2-3 days as appropriate.