Some small pimple-like pimples on the scalp that are also painful are usually associated with folliculitis, boils, hair root sheath cysts and other causes, and can usually be treated with medication, physical therapy or even surgery to improve the symptoms. Common causes and treatments: 1, folliculitis: commonly caused by Staphylococcus aureus, Malassezia infection hair follicles, manifested as inflammatory papules on the scalp, accompanied by swelling and pain and redness. It can be treated with topical antibiotic creams, such as mupirocin and fusidic acid; 2. Boils: They are acute infectious skin diseases, usually in the form of red hard nodules or abscesses, with localized redness, swelling, heat and pain, and increased pain when pressed. It can be treated with topical polymyxin B ointment, mupirocin ointment, and oral β-lactams and macrolides for antibacterial treatment. It is usually treated by laser, surgical excision and other means. Note: Patients should pay attention to avoid scratching to avoid secondary infection. At the same time should avoid eating greasy, spicy, stimulating food, the usual diet should be light, eat more fresh vegetables and fruits, pay attention to rest, do not work hard and stay up late to avoid recurrence.