Stuffy nose tooth pain

It may seem odd that having a stuffy or congested nose could lead to tooth pain. But there’s an anatomical reason behind this surprising connection. When the sinuses get blocked up, it can put pressure on the upper teeth causing localized toothaches. Here’s why…

The sinuses are located above our upper teeth. And when they become congested or blocked due to various reasons like allergies or infections, the built-up pressure in the sinuses can press against the roots of the upper teeth, resulting in localized toothaches.

Whether your stuffy nose is due to allergies, sinus infections, or other factors, recognizing the underlying cause is the first step toward finding relief for the toothache. Learning what’s behind this phenomenon will help you determine the best treatment approach.

Stuffy nose tooth pain

The Sinus-Tooth Connection

The key to understanding how a stuffy nose causes tooth pain lies in the proximity between your upper back teeth and the maxillary sinuses. The maxillary sinuses are located in the cheekbones above the upper teeth. When they get inflamed due to colds or allergies, they can exert pressure downward.

This pressure affects the upper back teeth in particular since their roots sit directly underneath the maxillary sinuses. The congested sinus tissue puts pressure on the tooth roots which the brain interprets as pain coming from the teeth themselves.

Possible Causes of Sinus Congestion

Sinus congestion can be caused by various factors, leading to the inflammation and swelling of the sinus passages and subsequent tooth pain. Here are some common causes:

  • Dry Air – Dry indoor air, especially during fall & winter when heating systems are used, can dry out the nasal passages and cause congestion.
  • Respiratory Infections – Viral infections like colds and flu often cause nasal congestion. Bacterial infections, such as sinusitis, can also lead to persistent congestion.
  • Allergies – Allergic reactions to pollen, dust, pet dander, and other environmental allergens can cause sinus congestion. This condition is known as allergic rhinitis.
  • Irritants – Exposure to irritants like smoke, strong odors, and pollution can irritate the nasal passages, leading to congestion.
  • Nasal Polyps – These noncancerous growths in the nasal passages or sinuses can obstruct the airflow, causing chronic congestion.
  • Deviated Septum – A deviated septum is a structural issue where the wall between the nostrils is off-center. This can block one side of the nose, leading to congestion.
  • Gastroesophageal Reflux Disease (GERD) – Chronic acid reflux can cause stomach acid to back up into the throat, leading to irritation and congestion in the nasal passages.
  • Weather Changes – Sudden changes in temperature or humidity levels can irritate the nasal passages and cause congestion.
  • Hormonal Changes – Hormonal fluctuations, such as those occurring during pregnancy or menstruation, can lead to nasal congestion.
  • Certain Medications – Some medications, like nasal decongestant sprays, if used excessively, can cause rebound congestion when discontinued.

Identifying the underlying cause is essential for proper treatment and management of sinus congestion.

Signs of Tooth Pain caused by Stuffy nose

Here are some of the most common symptoms that indicate sinus congestion is causing tooth pain:

  • Pain localized to upper back teeth, usually molars and premolars
  • Tooth pain that comes and goes along with stuffy nose symptoms
  • Pain when bending over, which aggravates sinus pressure
  • Tooth sensitivity to temperature changes with no apparent cause
  • No visible tooth decay or other dental issues
  • Symptoms resolve when sinus congestion clears up

Remedies for Relieving Sinus Pressure and Tooth Pain

To alleviate sinus-related tooth pain, focus on clearing up the congestion. Try these tactics:

1. Nasal Saline Spray and Irrigation

Saline sprays and irrigations help clear nasal passages, reducing sinus congestion. They’re gentle and assist in flushing out irritants, providing immediate relief.

2. Take Oral Decongestants

Over-the-counter oral decongestants, like pseudoephedrine, can reduce swelling in nasal passages. By shrinking the blood vessels in the nasal tissues, these medications help alleviate sinus congestion.

3. Humidifiers and Vapor Rubs to Open Airways

Using a humidifier adds moisture to the air, preventing sinus passages from drying out and becoming more congested. Vapor rubs, when applied to the chest or under the nose, contain menthol that can ease breathing by opening up airways.

4. Hydration to Thin Mucus

Staying well-hydrated is crucial. Adequate fluid intake helps thin out mucus, making it easier to drain from the sinuses and reducing congestion.

5. Antihistamines for Allergy-related Congestion

Allergies can exacerbate sinus congestion. Antihistamines help counter allergic reactions, reducing congestion caused by allergies.

6. Warm Compress to Facilitate drainage

Applying a warm compress to the face can alleviate pain and promote drainage. The warmth helps soothe the sinus tissues, relieving pressure and facilitating the movement of mucus.

See your dentist if pain persists after congestion clears to rule out other dental causes. Proper diagnosis leads to the most effective treatment, whether the pain stems from sinuses or teeth.

Final Note

Stuffy noses and tooth pain go hand-in-hand due to the close relationship between the sinuses and upper back teeth. Treating the sinus congestion helps resolve the tooth discomfort when they are related. Be aware of this link so you can determine appropriate treatment when sinus issues are making your teeth hurt.


  • Editorial team

    A team comprising oral health care professionals, researchers, and professional Writers, striving to impart you with the knowledge to improve your oral health, and that of your loved ones. 

  • Lilly

    Lilly, aka, Liza Lee, is a passionate community oral health officer and our lead writer. She's not only well-versed in performing a multitude of dental procedures, including preventive, restorative, and cosmetic, but also an avid writer. Driven by the significant oral health burden all around her, Lilly strives to build capacity and promote oral health. She envisions making a lasting impact by advancing research, prevention, and promotion efforts to alleviate oral health disparities. Please share your views and opinions on my posts.

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