Acne pimple marks, i.e. acne and post-inflammatory hyperpigmentation on the front and back. Acne treatments include medication and general treatment. Post-inflammatory hyperpigmentation can be treated with topical medication or physical therapy. 1. Acne: Avoid staying up late, avoid spicy and stimulating food, avoid smoking and alcohol, and ensure regular life. Topical drugs such as adapalene, azelaic acid, etc. If the local infection is heavy, benzoyl peroxide can be added to the topical or oral antibiotics, such as doxycycline and minocycline. 2. Post-inflammatory hyperpigmentation: drugs with melatonin effect can be applied to the back acne marks, such as hydroquinone cream, retinoic acid cream and so on. Patients can also take laser treatment, mainly including intense pulsed light, Q laser, picosecond laser and so on. The above medications and treatments should be carried out under the supervision of a doctor.