Acne is usually referred to as acne, folliculitis, boils, etc. There is no such thing as a “catalyst”, and can be relieved by topical benzoyl peroxide gel, fusidic acid ointment, erythromycin ointment, adapalene gel, mupirocin cream, etc. 1. Acne: the cause of the disease is unknown, can be used under the guidance of a doctor to treat benzoyl peroxide gel, fusidic acid cream, adapalene gel and other drugs, improper use of the patient may appear itching, burning sensation, redness and swelling and other symptoms, allergy patients are prohibited. 2. Folliculitis: Folliculitis is a purulent skin disease that occurs in and around the hair follicles, usually with redness, swelling, hard lumps and other symptoms, can be used under the guidance of the doctor fusidic acid ointment, compound polymyxin B ointment and other drugs for treatment, improper use of the patient may experience indigestion, nausea, vomiting and other symptoms, allergy patients are prohibited. 3. Boils: Boils are usually caused by bacterial infections, lowered immunity, etc. There may be small red, swollen and painful hard nodules, which can be treated with medications such as ichthyolite ointment and mupirocin ointment under doctor’s supervision, and improper use of these medications may cause nausea, burning sensation, etc., and are contraindicated in allergic patients. Patients should identify the cause of the disease under the guidance of a doctor and use medicines reasonably.