Erythromycin ointment does not contain hormones and is an antibiotic ointment, a representative of macrolides, with a wide range of effects, usually anti-infective and anti-inflammatory and moisturizing for the skin. When patients have folliculitis or other skin diseases, they can use erythromycin ointment for treatment, and the treatment effect is still relatively good. Erythromycin ointment can also be used for treatment when the skin is dry. Some people may have allergic reactions to erythromycin, so it is important to do a sensitivity test before using the drug to avoid adverse consequences. The patient must pay attention to the care of the skin during the medication, but also to eat a light diet, do not eat spicy and irritating food.