Lip scars can be eliminated by medication, laser treatment and abrasion under the guidance of a doctor. 1. Drugs: clinically, there are many drugs to promote tissue repair, eliminate the role of scars, patients can be under the guidance of the doctor, choose the right drugs, regular and quantitative use, such as silicone gel, cumquat cream ointment topical medicines, applied to the scars can be. 2. Laser treatment: It is the use of specific instruments to radiate high-intensity laser energy, causing thermal damage to the tissue inside the scar, and prompting the synthesis of collagen and elastic fibers, which can achieve the purpose of improving the scar. 3. Abrasion: It is a kind of physical therapy, through mechanical abrasion to make the boundary between the scar and the surrounding skin become blurred, so as to achieve the purpose of fading scars. If the scar is too big, you can consider removing it in stages or placing a tissue expander for a period of time and then removing the scar. Patients who want to eliminate lip scars should ask the professional doctor’s advice, the doctor will choose the appropriate way according to the specific circumstances, do not blindly believe in the prescription self-treatment, so as not to cause second-degree damage.