Pimples in nostrils need to be treated according to their causes, such as nasal vestibular boils, acne, etc. After a clear diagnosis, general treatment, medication, and physical therapy treatment are chosen. 1. Nasal vestibular boils: Repeated blowing of the nose, frequent picking of the nostrils, and infection by foreign bodies in the nasal cavity can induce nasal boils from manifesting the phenomenon of pimples in the nostrils. Treatment can use antibiotic drugs, such as erythromycin ointment, with medication for local application to help it anti-inflammatory. In addition, bad habits need to be corrected. 2. Acne: Acne in the nostrils can be considered as acne, which can be treated with topical medications, such as retinoic acid cream, adapalene gel, etc. Physical treatments, such as red and blue light irradiation, fractional laser, etc., are also available when necessary. There are many causes of pimples in the nostrils, and it is recommended to go to the hospital in time after the symptoms appear, and the above drugs should be used under the guidance of the doctor, and should not be used indiscriminately, so as not to lead to adverse consequences.