Blackheads, also referred to as pimples, are a type of acne and blackheads do not usually turn into moles. The treatment of blackheads and pimples mainly includes general treatment, topical medication and physical therapy. 1. General treatment: Choose appropriate cleansing products, remove excess oil on the skin surface, pay attention to oil control and moisturizing, and use mild moisturizing milk. Avoid squeezing and scratching the lesions with hands. Limit the intake of high glycemic index foods and milk, which may trigger or aggravate acne, keep bowel movement smooth, and avoid staying up all night. 2. Topical drugs: azelaic acid has a therapeutic effect on inflammation and acne, and can also reduce post-inflammatory hyperpigmentation. It can be formulated as 15% to 20% cream for external use. Its adverse reaction is mild local erythema and tingling; benzoyl peroxide can slowly release new ecological oxygen and benzoic acid after topical application, which has the effect of killing Propionibacterium acnes, dissolving pimples and astringent. 3. Physical therapy: blackheads can be removed through photorejuvenation or fractional laser and other physical therapy. Patients with blackheads and pimples are advised to go to the hospital in time, and all the above medications should be taken under the guidance of a doctor, and should not be used without authorization.