Scalp acne may be caused by seborrheic dermatitis, eczema, folliculitis, etc., and need to be dealt with through good scalp cleaning, medication and so on. 1. Seborrheic dermatitis: due to excessive sebum secretion from the scalp, leading to follicle sebaceous gland duct blockage, coupled with the stimulation of germs and inflammation, can cause scalp acne symptoms. Do a good job of cleaning the scalp to reduce the clogging of oil. You can use selenium disulfide lotion, amorolfine ointment and other drugs under the guidance of a doctor, and oral loratadine and other drugs for severe symptoms. 2. Eczema: Eczema is a kind of allergic skin inflammation, which can cause local skin rash, itching and other allergic symptoms. When eczema appears on the scalp, it can lead to scalp acne. You can use hydrocortisone butyrate cream, compound beclomethasone camphor cream and other drugs under the guidance of a doctor, and take antihistamines such as ebastine orally to control the symptoms if necessary. 3. Folliculitis: It is mainly caused by the infection of hair follicles by pathogenic bacteria, which can lead to the symptoms of scalp acne. Bacterial folliculitis can use erythromycin ointment, mupirocin ointment and other drugs under the guidance of the doctor, and fungal folliculitis can be used externally with amorphophane ointment, which can play a certain role in anti-inflammatory and antiseptic. At the same time, need to pay attention to the scalp clean. The situation of scalp acne, it is recommended to actively consult a professional doctor, under the guidance of the doctor for standardized treatment and treatment.