If there is a small pimple on the clitoris and it is painful, it is mostly due to acute vulvar inflammation caused by vulvar boils. In this case, it is recommended to wash the local area with bicuculline lotion and apply Bactrim or erythromycin ointment locally for treatment. If the symptoms are still not relieved and the pain worsens after 3-5 days of continuous medication, it is recommended to go to the hospital for treatment. Or you can take oral antibiotics, such as in the absence of drug allergies can be taken orally cefprozil for treatment, and it is recommended to keep the vulva clean, and during the period of illness can not eat spicy and stimulating food, and do not drink alcohol, to change underwear, wear loose cotton underwear, to avoid aggravate the pain due to the local circulation is not good.