Hard bumps in the scalp may be folliculitis or common warts. You should consult a doctor in time to distinguish the nature of the bumps and then give medication or freeze or laser to remove them. 1. Folliculitis: the most common condition of hard bumps inside the scalp is folliculitis. Folliculitis bumps are usually centered on hair follicles and have obvious redness, swelling and pain. You can apply antibiotic ointment locally, such as erythromycin ointment and clindamycin gel. You can also use ointments with Chinese medicinal ingredients, such as Sanhuang Ointment and Binghuang Ointment. If the symptoms of redness, swelling and pain are obvious, you can take oral antibiotic drugs, such as amoxicillin capsules. 2. common warts: usually touch the surface rough, hard texture, painless, itchy, is infected with human papilloma virus. You can go to the dermatology department of the hospital and get rid of them by freezing treatment or laser. When hard bumps grow in the scalp, pay attention not to squeeze the bumps to avoid infection. It is recommended to consult a doctor in time to clarify the cause of the disease, targeted treatment, the use of drugs need to follow the doctor’s advice.