Allergies and Teeth Pain : What You Need To Know

Do your allergies make your teeth hurt? Many don’t realize that allergies and teeth pain are connected.

This article will show you how allergies might be the cause of that ache in your mouth and what you can do about it.

How Seasonal Allergies Affect Your Teeth

When you have seasonal allergies, your teeth can suffer and cause tooth pain. Let’s see how seasonal allergies cause tooth pain and what you can do about it.

  • Upper Molar Pain

Pollen is an allergen that can make your body react and cause pain in your upper molars. You feel the pain in your upper molars because the swelling and pressure from the allergen on your dental nerves can radiate pain.

  • Inflammation and Immune Response

When an allergen enters your body, your immune system fights back and causes inflammation. This response isn’t limited to your sinuses; it can also affect your dental nerves and cause pain that can be mistaken for tooth decay or infection.

Toothaches Can Be Deceiving: You may think your tooth pain is something more serious. But often it’s just your body reacting to allergens, so consider allergies as a possibility.

  • Oral Health During Allergy Season

Knowing how seasonal allergies affect your teeth is key to managing symptoms and your oral health. Stay informed and prioritize your dental care during allergy season.

  • Oral Hygiene

Stay on top of your oral hygiene routine when allergens are around. Brushing, flossing, and regular dental check-ups will help you manage allergy-related tooth pain.

Now you’re prepared to manage your oral health during allergy season and have a healthy smile.

Sinus Pressure and Teeth Pain

Allergies can cause tooth discomfort due to sinus pressure. This happens when the maxillary sinuses above your upper back teeth get inflamed by allergens.

When these sinuses get swollen and filled with fluid, they can put pressure on the roots of your upper molars and cause pain.

Sinusitis (also known as a sinus infection) is notorious for causing this type of dental pain.

It inflames the area near the tooth roots and causes sensations that feel like a dull ache or pulsating pressure around your eyes or forehead.

You need to understand that there’s a strong connection between dental pain and sinus discomfort, as they are anatomically related.

Sinus congestion from allergies can put pressure on nearby structures and make you feel like you have tooth problems when in reality your sinuses are the source of the pain.

A graphic depicting various allergy symptoms that can affect oral health.

Symptoms of Allergy-Related Tooth Pain

Consult a dentist to rule out any underlying dental issues and confirm if these symptoms are allergy-related.

  • Upper Molar Pain: A symptom that can affect multiple teeth, not just one, often accompanied with other allergy symptoms.
  • Runny Nose: Inflammation in the nasal passages from allergens can cause this common symptom with tooth pain.
  • Post-Nasal Drip: This inflammation can cause post-nasal drip, which can irritate the throat and go down to the gums, and if persisted, can cause tooth pain.
  • Facial Pain or Sore Throat: If you have facial pain or sore throat with toothache, it’s likely allergies.

Sinus Pain and Dental Pain

It’s hard to tell if you have tooth pain or sinus pain, but you need to get the right treatment.

Sinus-related pain is a dull ache with headaches and nasal congestion, while dental issues like an abscessed tooth are sharp, severe pain.

Dental pain is usually at the back of the mouth, while sinus pain is at the front of the face.

Since the roots of the upper teeth are near the maxillary sinuses, sinus inflammation can mimic toothache symptoms, making diagnosis harder.

Pain around the upper teeth with nasal blockage and headaches usually means a sinus infection, not just dental issues.

How Nasal Congestion Can Cause Tooth Pain ?

Tooth pain comes from nasal congestion, which often accompanies allergies. The swelling of the sinus tissues from congestion can put pressure on the nearby upper teeth and cause discomfort or toothache.

This is more pronounced in the upper back teeth as they are closer to the sinus cavities.

The roots of these upper teeth may be near or within the sinus area, making them more sensitive to sinus changes.

Chronic dental pain can be a sign of chronic sinus infection as it affects the nerves that connect to dental discomfort.

Sinus inflammation can affect the area of the upper back molars near your sinuses.

Of course, manage this and your oral health, and you’ll conquer allergy-related tooth pain.

Sinus Cavities and Tooth Pain

Allergy season is here, and you may have noticed that sinus cavities and tooth pain go hand in hand.

Seasonal allergies make your body produce more mucus, which puts pressure on your face and makes your teeth more sensitive.

This pressure irritates your tooth nerve endings and makes you feel pain.

The swelling in your sinus cavities can also cause pain in your upper back teeth as they are close to each other.

So it’s not uncommon to have pain in your upper molars when you have a sinus infection.

The mucus also creates an environment for bacteria to grow, which makes your tooth sensitivity worse.

Now that you know how sinus cavities cause dental pain, you can take steps to get relief.

Allergy Symptoms that Affect Oral Health

Mouth breathing, which often occurs when your nose is congested, can disrupt the pH balance in your mouth and increase your risk of tooth decay.

If your allergies leave you with a dry mouth, you should see a dentist, as this dryness can lead to other oral health problems.

Allergies can cause post-nasal drip, which can lead to swollen gums, sore throats, and even bad breath due to dry mouth.

You should manage mouth breathing when you are congested, as it can lead to dryness in your oral cavity.

A flowchart outlining steps to manage allergy related tooth pain.

Managing Allergy-Related Tooth Pain

Tooth pain caused by allergies requires addressing both the dental pain and the underlying allergy symptoms.

  • Over-the-counter medications like antihistamines and decongestants can help alleviate allergy-related tooth pain.
  • If these don’t work, you can try prescription-strength allergy medications to treat sinus issues that can cause toothaches.
  • Use a saline rinse to irrigate your nasal passages to clear out your nasal passages and alleviate tooth pain caused by sinus pressure.
  • Drink plenty of fluids, as it can thin out mucus and reduce sinus congestion and dental pressure.
  • During peak allergy season, see to it that you practice good oral care habits to prevent tooth sensitivity.
  • Limit your time outdoors on days with high pollen counts and use air purifiers at home to alleviate allergy symptoms that cause dental discomfort.

By doing these, you’ll be better equipped to handle allergy-related tooth problems.

When to See a Dentist

If you’re experiencing discomfort while eating hot or cold foods or while chewing, it may be a dental issue rather than allergy-related tooth pain.

If you have tooth pain that lasts for several days and doesn’t go away, you should see a dentist to determine the cause.

A skilled dentist can diagnose if your tooth pain is due to allergies or another dental issue. See a dentist as soon as possible.

Many dentists offer allergy testing to help you find out which allergen is causing your tooth pain symptoms.

Preventive Measures for Healthy Teeth During Allergy Season

I also recommend following these prevention techniques:

  • Regular Dental Check-Ups: Schedule your regular visits to your dentist to catch early signs of dental problems.
  • Good Oral Hygiene: Practice consistent brushing and flossing to minimize allergy-related dental problems.
  • Fluoride Use: Use fluoride in your oral care routine, especially if you have dry mouth from allergy medications.
  • Ask Your Dentist: Get advice from your dentist on how to take care of your oral health during allergy season.

Follow these and you’ll be able to protect your teeth and alleviate tooth pain caused by allergies.

The Takeaway

Allergies can affect your oral health and cause tooth pain, can’t they? You should know the relationship between sinus pressure and tooth pain, symptoms, and prevention tips to keep your teeth healthy during allergy season.

Thus, you should consult your dentist and allergy specialist to solve the problem and keep your teeth healthy. After all, you can have a pain-free season.

John Harvey
John Harvey

John Harvey M.D., M.P.H. is the Director of VA Greater Los Angeles Healthcare System and a Professor at T.H Chan School of Public Health . As an Internal Medicine physician at Boston Healthcare System, I aim to improve healthcare quality and costs through policy-focused research. I earned my M.D. and M.P.H. from Harvard, and completed fellowships at University of California, San Francisco.