Pus in Gums: Causes, Treatments & Prevention Tips

Are you experiencing pus coming out of your gums? This article will help you understand the causes, available treatments, and preventive measures to maintain good oral health.

Table of Contents

  1. Introduction to Pus Coming Out of Gums
  2. Causes of Pus Coming Out of Gums
  3. Symptoms to Look Out For
  4. Dental Treatments for Pus Coming Out of Gums
  5. Home Remedies and Self-Care
  6. Preventing Pus Formation in Gums
  7. When to See a Dentist

1. Introduction to Pus Coming Out of Gums

Pus from gums is a sign of infection in the oral cavity. It is often a result of gum disease, tooth decay, or dental abscess. Pus is a thick, yellowish substance that forms in response to bacterial infections. It consists of dead white blood cells, bacteria, and tissue debris. While pus may be alarming, it is essential to understand its causes and seek appropriate treatment to prevent complications.

2. Causes of Pus Coming Out of Gums

There are several reasons why pus may form in your gums, including:

A. Periodontal Disease

Periodontal disease, also known as gum disease, is a common cause of pus coming out of gums. It occurs when plaque, a sticky film of bacteria, accumulates on the teeth and causes inflammation of the gums. There are two stages of periodontal disease: gingivitis and periodontitis. Gingivitis is the early stage, and if left untreated, it can progress to periodontitis, leading to gum abscesses and pus formation. According to the American Academy of Periodontology, periodontitis is a severe gum disease that can cause pus to ooze out of the gums.

B. Dental Abscess

A dental abscess is a pocket of pus that forms in the tooth or gum due to a bacterial infection. There are two types of dental abscesses: periapical abscess, which affects the tooth’s root, and periodontal abscess, which affects the gums.

C. Tooth Decay

Tooth decay, also known as dental caries or cavities, occurs when bacteria in the mouth produce acids that erode the tooth’s enamel. If left untreated, tooth decay can reach the tooth’s inner layers, causing pain and inflammation and eventually leading to a dental abscess. According to a study published in the Journal of Dental Research, untreated tooth decay can cause pus formation in the gums.

3. Symptoms to Look Out For

In addition to pus coming out of the gums, other symptoms may indicate an infection in your oral cavity. These include:

  • Swollen, red, or bleeding gums
  • Persistent bad breath
  • Toothache or tooth sensitivity
  • Loose teeth or tooth loss
  • Pain when chewing
  • A foul taste in the mouth

If you experience any of these symptoms, it’s essential to consult with a dentist to determine the cause and receive proper treatment.

4. Dental Treatments for Pus Coming Out of Gums

Depending on the cause of the pus, your dentist may recommend several treatments to address the issue:

A. Scaling and Root Planing

For cases of periodontal disease, your dentist may perform scaling and root planing. This procedure involves cleaning the tooth’s surface and root to remove plaque and tartar buildup. The American Dental Association explains that this deep cleaning method can help treat gum inflammation and prevent the progression of periodontal disease.

B. Tooth Extraction or Root Canal Treatment

If tooth decay or a dental abscess is the cause of pus coming out of your gums, your dentist may recommend tooth extraction or a root canal treatment. Tooth extraction involves removing the damaged tooth to prevent the infection from spreading. In contrast, root canal treatment involves removing the infected pulp, cleaning the tooth’s canals, and sealing the tooth to prevent re-infection. The American Association of Endodontists emphasizes the importance of root canal treatment in saving infected teeth and preventing pus formation in the gums.

C. Antibiotics

Sometimes, your dentist may prescribe antibiotics to help control the bacterial infection and prevent complications. It is essential to take the prescribed antibiotics as your dentist instructed and complete the entire course of treatment.

5. Home Remedies and Self-Care

In addition to dental treatments, there are several home remedies and self-care measures you can take to alleviate pain and discomfort associated with pus coming out of the gums:

  • Rinse your mouth with a warm saltwater solution several times a day to help reduce inflammation and promote healing.
  • Apply a cold or warm compress to the affected area to relieve pain and swelling.
  • Take over-the-counter pain relievers, such as ibuprofen or acetaminophen, to manage pain and discomfort.
  • Maintain good oral hygiene by brushing your teeth twice daily and flossing daily to prevent plaque buildup and infection.

6. Preventing Pus Formation in Gums

To prevent the pus from coming out of your gums, it’s essential to maintain good oral hygiene and visit your dentist regularly for check-ups and cleanings. Here are some tips to help you prevent gum infections and keep healthy gums:

  • Brush your teeth twice a day using fluoride toothpaste.
  • Floss daily to remove plaque and food particles between teeth and gums.
  • Visit your dentist regularly for check-ups and professional cleanings.
  • Avoid smoking or using tobacco products, as they can increase the risk of gum disease.
  • Eat a balanced diet rich in vitamins and minerals to support good oral health.

7. When to See a Dentist

If you notice pus coming out of your gums, it is crucial to consult with a dentist as soon as possible. Early diagnosis and treatment can help prevent complications and preserve your oral health. Pay attention to the warning signs of infection; seek professional help to ensure your gums remain healthy and pus-free.


  1. Kamal Hoseinianzade / Unsplash



  1. American Academy of Periodontology
  2. Journal of Dental Research
  3. American Dental Association
  4. American Association of Endodontists


Article Keywords:

pus coming out of gums, dental abscess, periodontal disease, tooth decay, gum infection