The scientific name for acne is acne vulgaris, which can be treated with erythromycin ointment. Common topical medications used to treat acne vulgaris include retinoids, benzoyl peroxide, antibiotics, azelaic acid, and selenium sulfide, with antibiotics including erythromycin, clindamycin, and chloramphenicol. Erythromycin ointment has antibacterial and anti-inflammatory effects, which can reduce redness, pain, itching, swelling and other symptoms caused by bacterial infection. Severe patients can take oral antibiotics and combine with isotretinoin, anti-androgenic drugs, glucocorticoids to treat, and can be combined with phototherapy if necessary. Erythromycin ointment can be used for the treatment of small burns, infection of ulcerated surfaces, impetigo and other suppurative diseases, common acne, occasional patients will have allergic reactions, irritation, the contraindications of this product is not clear. It is recommended that patients go to the regular hospital in time for consultation if they feel unwell, and follow the doctor’s instructions for symptomatic treatment.