There is no good way to treat scar hyperplasia, you can use topical medication, local closure, photoelectric treatment and other methods to improve scars and inhibit scar hyperplasia. 1. Topical medication: If the scar hyperplasia appears itching, pain, there is a tendency to increase, you need to consult a doctor in a timely manner, under the guidance of the doctor to choose drugs for treatment, such as silicone gel, cumquat chloride ointment, and so on. 2. Local closure: when the effect of drug treatment is not good, you can choose local lesion closure treatment, under the guidance of the doctor to use closure drugs, such as cotrimoxazole injection, cotrimoxazole injection, etc., usually has a better therapeutic effect, according to the scar fading situation to decide to choose the course of treatment. 3. Photoelectricity treatment: such as super pulsed carbon dioxide laser, fractional laser, etc., combined with topical drugs to increase the absorption of topical drugs. During the treatment period, the local area should avoid repeated scratching and stimulation and clothing friction, keep a light diet, pay attention to rest, and follow the doctor’s instructions, do not self-medication.