Gums pus and stink when pressed, considering the occurrence of gingivitis or periodontal abscess, according to the situation of the choice of medication, incision and drainage of pus, periodontal treatment, and so on. 1. medication: gingivitis caused by pus and stinky gums, you can choose oral amoxicillin capsules and metronidazole vitamin B6 tablets to control the inflammation, with chlorhexidine gargle rinse, local application of Milocycline gel, and so on. 2. Incision and drainage of pus: gingival abscess caused by the gums when pressed pus and very smelly, need to timely incision and drainage of pus, while oral cefixime capsules or antibiotics such as erythromycin to prevent infection. Maintain good oral hygiene after surgery to avoid aggravation of infection. 3. Periodontal treatment: generally there are periodontal irritants aggravate the development of the disease, so you can carry out periodontal treatment such as cleaning, scraping to remove periodontal plaque, calculus and other irritants, which will help the recovery of the disease. If your gums bleed and smell bad when you press them, do not treat them on your own, go to the hospital in time to avoid delaying your condition. The use of drugs should follow the doctor’s advice.