There are many ways to eliminate scars left by stitches, such as topical drugs, surgical excision, laser treatment and so on. 1. Topical drugs: you can use recombinant bovine basic fibroblast growth factor gel and other drugs applied to the affected area as prescribed by the doctor, to play a role in repairing the scars, but the effect may be relatively slow. 2. Surgical excision: Surgical excision is suitable for the treatment of depressed scars, atrophic scars and hyperplastic scars formed after stitches, but there is a risk of forming new scars after surgery. 3. Laser treatment: It can promote the skin collagen proliferation, so as to improve the purpose of the scar, usually can choose the fractional laser and other methods. There are many other methods that can be used to eliminate scars left by stitches. It is recommended that such patients go to a regular hospital, complete the relevant examinations, and actively deal with them under the guidance of the doctor.