White pus on the gums should be incised and drained, and then treated with oral anti-inflammatory medication or through periodontal scaling or root canal therapy under a doctor’s supervision. White pus on the gums may show signs of inflammation of the gums, and pulpitis may become an apical abscess if it progresses to the root tip. Treatment requires incision of the abscess site, local rinsing and medication, root canal treatment and anti-inflammatory relief with drugs such as amoxicillin and metronidazole. If it is caused by retrograde infection, it may be caused by the stimulation of dental calculus and plaque, which can be treated by supragingival cleaning and subgingival scraping, and after removing the stimulating factors, it can be rinsed by hydrogen peroxide and saline alternately, so as to discharge the pus and relieve the local pressure. Patients with white pus on the gums, it is recommended to go to the hospital for a detailed examination in a timely manner, under the guidance of a professional doctor for treatment, do not break the pus or unauthorized use of drugs.