Acne marks are categorized into red acne marks and black acne marks, and both types of acne marks form for different reasons. Red acne marks are mostly light red marks left after acne heals and are histologically scar tissue, while black acne marks are leftover inflammatory hyperpigmentation. Different medications can be used to treat different acne marks. 1. Red acne marks: red acne marks are newborn scar tissue left after acne healing, local tissue capillary hyperplasia formation and the appearance of reddish color, can be used with moisturizing and redness-reddening effect of the drugs, such as mupirocin cream, cumquat cream, urea cream, etc., respectively, through the control of local infections and inhibit the capillary hyperplasia to improve the symptoms. 2. Black acne marks: black acne marks are melanin particles formed after inflammation healing, can be used, such as retinoic acid cream, Vitamin E cream, salicylic acid, etc., which can inhibit the activity of melanin, promote skin metabolism to promote the absorption of color deposition. Physical therapy, such as intense pulsed laser therapy, can also be used to optimize the efficacy if necessary. If you want to eliminate acne marks, it is recommended to go to a regular hospital in time, under the guidance of a specialist, for standardized treatment.