Acne scars generally refer to acne-induced hyperpigmentation and scarring, acne-induced hyperpigmentation and scarring creams include sodium heparin sodium allantoin gel, azelaic acid cream, hydroquinone cream and so on, pay attention to follow the doctor’s instructions for use of the drug. 1. Compound heparin sodium allantoin gel: has the effect of anti-fibroblast proliferation, anti-inflammation and softening of scar tissue. It can be used to treat scarring caused by surgery, burns and acne. 2. azelaic acid cream: azelaic acid cream can also be used under the guidance of the doctor, azelaic acid cream can inhibit the proliferation of melanocytes in the skin, reduce hyperpigmentation, and then can effectively remove acne marks and scars. 3. Hydroquinone cream: Hydroquinone cream can inhibit the activity of tyrosinase, inhibit melanin production, which can reduce acne marks and scars, but the medication should follow the doctor’s instructions. There are many creams for acne hyperpigmentation and scarring, so it is recommended to consult a doctor in time and use the medication under the doctor’s guidance, avoiding self-medication.