Red bumps on the scalp should be treated according to the cause, if it is folliculitis can be treated with antibiotics such as topical erythromycin ointment, mupirocin ointment, etc.; if it is contact dermatitis, it can be used topically with compound dexamethasone ointment and other drugs. 1. Folliculitis: mainly caused by Staphylococcus aureus infection of the hair follicle inflammatory reaction, will cause red bumps on the scalp, accompanied by skin redness, swelling, pain and other symptoms. You can use topical erythromycin ointment, mupirocin ointment and other antibiotic treatment. 2. Contact dermatitis: for example, scalp due to contact with hair dyes and other chemical ingredients, induced irritation or allergic reaction, may also lead to red bumps on the scalp with itching and other symptoms. You can use topical compound dexamethasone ointment and other drugs, with itching can take loratadine, cetirizine and other drugs. Red bumps on the scalp, there may be other reasons, you need to go to the hospital in time to check, follow the doctor’s prescription medication.