A pimple on the nasal septum is a nasal boil, which is treated with medication and drainage of pus according to the stage of development of the boil, including immature boils, mature boils, and boils that have broken out. 1. Immature boils: Pay attention to the cleanliness of the skin and apply antibiotic ointment such as erythromycin as appropriate. 2. Mature boils: Mature boils can be left to puncture on their own, or they can be punctured under aseptic operation by using small probes or sharp knives, etc., and pus plugs can be pinched out with forceps, or pus can be sucked out by suction, etc. When incising, care should be taken not to cut into the surrounding area. When cutting, care should be taken not to cut into the surrounding infiltrated part, and squeezing is strictly prohibited. 3. After the boil bursts: after local cleaning and disinfection, local antibiotic ointment can be applied to the burst, commonly including erythromycin ointment, etc. If there is any discomfort, it is recommended to consult a doctor. If there is any discomfort, it is recommended to consult a doctor in time, standardize the diagnosis and treatment, and follow the doctor’s instructions for systematic medication.