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Lupus Can Cause Tooth Decay: How to Prevent Dry Mouth and Cavities (October 2024 Update)

Dry mouth from lupus and Sjogren's syndrome causing low pH, dental cavities, and tooth loss

Can lupus cause tooth decay? Learn here to lower your risk of losing teeth from dry mouth!

Saliva production is very important in keeping bad bacteria away and keeping our teeth and gums healthy. There are things you can do to help.

“Can lupus cause tooth decay?”

Dr. Thomas, can lupus cause tooth decay?” Unfortunately, this is not an uncommon question from young patients of mine who have systemic lupus erythematosus and other autoimmune diseases, such as Sjogren’s disease and rheumatoid arthritis.
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October 2024 Update:

Dry mouth often leads to problems swallowing pills. Practical advice from the Sjogren’s Foundation is added at the bottom of this article.


December 2023 update: Studies show that poor dental health and tooth decay may increase the risk of getting lupus.

Decreased saliva formation occurs in many people with SLE and Sjogren’s disease causing tooth decay (cavities), gingivitis, and periodontitis. This allows bad bacteria to take over. Most people do not notice dry mouth until after they lose teeth. As I update this post (September 18, 2021), I just had another SLE patient this week have this problem.

Another problem is that these harmful bacteria (and yeast, like Candida found in thrush), grow around the teeth and gums, replacing healthy bacteria. We call this collection of organisms the “biofilm.” This harmful bacteria-inhabited biofilm can interact with the immune system. This has been associated with autoantibodies such as anti-SSA (found in most Sjogren’s patients and in 30% of SLE patients). If you could increase your saliva, improve your biofilm back to a health bacteria-containing biofilm, there is the possibility you may help your immune system. This is all theoretical right now, but it makes sense. Think of it as the mouth’s version of “leaky gut syndrome.”

Poor Dental Health Increases the Risk of Developing Lupus

It is well known through numerous studies that poor dental health is an important risk factor for developing the related autoimmune disease rheumatoid arthritis. Now, studies also show a link between developing lupus and having poor dental health. In family members of people who have lupus and rheumatoid arthritis, paying close attention to good oral hygiene may be one way, among many others, to reduce the risk of getting lupus and related diseases.


How to Prevent Tooth Decay When You Have Lupus and Related Disorders

Below are recommended actions you can take to increase saliva flow and lower your chance of tooth loss from SLE, Sjogren’s, RA, and related disorders.

SHARE with everyone who suffers from autoimmune diseases. Can lupus cause tooth decay?: “Yes!”

Measures to improve mouth moisture and decrease tooth decay, gingivitis, and periodontitis when you have dry mouth related to SLE, Sjogren’s, rheumatoid arthritis (and other disorders such as after radiation therapy for cancer)

– Stay adequately hydrated, yet avoid excessive fluids close to bedtime since this will result in going to the bathroom frequently during sleep, thereby contributing to fatigue. It will also wash away the mucous components of saliva that help keep your mouth feeling moist.

– Avoid dehydrating fluids such as alcohol and caffeine.

– Avoid smoking, which dries out the mouth, eyes, and nose.

– Use a humidifier in each room of your house where you spend significant time, especially in the bedroom. Keep air humidity about 55% – 60%. Clean and dry out humidifiers daily to prevent mold and fungus. A better option is to have a centralized humidifier installed in the furnace. Also, consider a central air UV light plus filter to decrease the risk of spreading infections such as fungus and mold throughout the house.

– A cool humidifier near the bed is a must (we spend more time in bed than anywhere. Our eyes dry out more when asleep). Have it running for at least an hour before going to bed.

– Sip just enough water to keep your mouth moist. Alternatively, let small ice chips melt in your mouth. Avoid drinking large amounts of water since this will dilute the remaining viscous saliva and increase the likelihood of getting up a night to urinate.

– To decrease having to get up at night to urinate: don’t drink several hours before bed.

– Avoid salty, spicy, acidic foods (including fruit juices) as well as carbonated beverages if they irritate your dry mouth.

– Avoid caffeine and alcohol. These contribute to dry mouth.

– Avoid frequent and prolonged exposure of teeth to fermentable carbohydrates since they contribute to dental decay and poor dental health.

– Treat nasal congestion. It contributes to mouth breathing, making dry mouth worse. Do all in table 14.9. Try Flonase (fluticasone) for a few weeks every day.

– For thick mucus, take guaifenesin (e.g., Mucinex).

– To decrease a metallic or bad taste in your mouth, consider products such as MetaQil.

Stimulation of saliva flow

– Use xylitol-containing gum, mints, and lozenges regularly. They stimulate saliva and decrease bacteria. Examples: Ice Chips candies, Spry, Salese lozenges, and Starbucks gum and mints.

– Xylitol gum-chewing tips: Saliva production reaches a maximum at 5 minutes, then declines. Change gum frequently for maximal effect. Larger pieces are more effective than smaller ones. Chew slowly to decrease the risk for TMJ (temporomandibular joint) pain.

– Place two Xylimelts adhering discs between cheek and gum each night before bed. Use as needed in the daytime (stimulates saliva and decreases bacteria).

– Ask your doctor to prescribe either pilocarpine (Salagen), cevimeline (Evoxac), or bethanechol to stimulate saliva flow (see text).

– To maximize mouth moisture for speaking events, social gatherings, etc., take pilocarpine 1-hour beforehand and cevimeline 2 hours before.

Saliva substitutes

– Use lubricating sprays and saliva substitutes regularly, such as Biotene Moisturizing Spray/Gel/or Rinse, Oasis Moisturizing Mouth Spray, Oral7 gel, BioXtra gel, Lubricity, and Mouth Kote. Keep some on your bedside stand, next to the telephone, and while traveling.

– Use artificial saliva before bed and in the middle of the night instead of water. This will decrease the need to drink water right before bed and then get up during the night to urinate.

– Tip for using lubricating solutions: cover all inner mouth areas (inside lips, under the tongue, front of the tongue, inner cheeks, palate, and so on). The dryness sensation has a lot to do with the mucosal surfaces not sliding easily over each other. You want this lubricating sensation everywhere in the mouth.

– A cheap saliva substitute alternative is some water mixed with olive oil or coconut oil.

– If you suffer from dysgeusia (metallic or abnormal taste), use MetaQil mouth rinse and don’t forget to brush you tongue at least once daily.

Diet

– Eat soft, moist food if you have trouble swallowing.

– Eat smaller, more frequent meals to stimulate saliva flow more regularly.

Sore lips and mouth

– Use an ointment (better than balm or chapstick) that contains ceramides or hyaluronic acid (moisturizing ingredients) along with a sealer (lanolin or petrolatum) on your lips regularly throughout the day; use a lot (you can’t use too much, but you can use too little). Avoid flavored brands, menthol, peppermint, and so on. Do not lick your lips. Replace your lip balm every 3 months.

– Apply vitamin E oil to sore, dry parts of your mouth. You can squirt out the gel from vitamin E gel capsules or use vitamin E oil.

– If you have a sore tongue, sores on the edges of your lips, or swollen lips, see your doctor for a possible Candida infection

Improve the microbiome (good vs bad bacteria/yeast etc)

– Consider eating yogurt that contains live cultures (probiotics) daily; it may help to decrease the amount of Candida and improve beneficial bacteria in your mouth.

– If you get gum inflammation, ask your doctor to consider giving you chlorhexidine. It kills bacteria in the mouth. The Sjogren’s Foundation oral hygiene and dental cavity prevention includes using chlorhexidine. It is a mouth rinse. Don’t use it every day. Follow the directions of your doctor.

Dental care

– Use fluoride-containing moisturizing toothpaste and mouthwashes (such as Biotene or TheraBreath products) two to three times a day. Avoid any mouthwash containing alcohol or witch hazel, which dry out the mouth.

– Avoid whitening toothpaste—they may irritate teeth and gums.

– Consider using an electric toothbrush, especially if you have arthritis and difficulty using a regular one.

– Floss at least daily to decrease plaque, the risk of periodontal disease (gum infection), and cavity formation.

– Daily use of an oral irrigator can remove food particles from crevices unreached by floss and toothbrushes (Waterpik, Liberex, Akunbem, and many others). But these should be used along with flossing.

– Ask your dental hygienist to teach you how to brush and floss. Most people do not floss and brush correctly (we can all keep learning).

– Rinse your mouth with a fluoride mouth rinse twice a day. Examples are Act, Crest Pro-Health, Closys, Colgate Total Pro-Shield, FluoriGard. These are available over the counter and help to prevent cavities.

– Ask your dentist for a fluoride tray or high-fluoride toothpaste (such as Prevident 5000 Booster Plus, and Clinpro 5000). Apply half of a pea-sized amount to teeth after brushing twice daily, move around your teeth with your tongue, spit out the excess, do not rinse. See your dentist more often than twice a year to receive fluoride treatments and maintain better oral hygiene.

– If you get cavities, consider crowns from your dentist instead of fillings.

– Brush or scrape your tongue at least once a day to remove harmful bacteria and fungus (Candida). If you have furrows on the tongue, use an oral irrigator daily to clean out food particles.

Candidal infections of the mouth (Thrush)

– If you get recurrent Candida (thrush) infections, consider eating yogurt that contains live cultures (probiotics) daily; it may help to decrease the amount of Candida.

– Your doctor may prescribe an anti-fungal treatment, either a pill to take daily for up to 14 days or a topical treatment in the form of a troche, lozenge, tablet that adheres to the gums, or suspension.

– Remove and disinfect dentures, which can harbor bacteria and fungus, daily. You should not sleep with your removable dental appliances in your mouth at night. When out of your mouth, you may place it in a container with denture cleaners. If you get Candida, ask your doctor for an anti-fungal powder to use on your dentures as well (in addition to the usual anti-fungal treatments)

Dry mouth care table reviewed and edited by:

Dr. Ava Wu, DDS; Sjögren’s Clinic, University of California San Francisco and member of the National Board Sjögren’s Foundation

Vidya Sankar, DMD, MHS Division Director of Oral Medicine Tufts University School of Dental Medicine, Boston MA and member of the National Board Sjogren’s Foundation

Alan N. Baer, MD Professor of Medicine, Johns Hopkins University School of Medicine; Director, Jerome L. Greene Sjögren’s Syndrome Clinic, Baltimore, Maryland; Chair, Medical and Scientific Advisory Council of the Sjogren’s Foundation

________________________________________________________________________________________________________________________

Can lupus cause tooth decay?: “Yes!”

Numerous studies show that people with gum inflammation with bad bacteria (periodontitis) are much more prone to developing the related autoimmune disease, rheumatoid arthritis.

The Sjogren’s Foundation recommends BasicBites, and other xylitol-containing “candies” to help decrease the risk for dental cavities and tooth loss for people with decreased saliva formation.

NOTE: Dr. Donald Thomas gets no financial reimbursements from BasicBites. I just realize it is a good product. 

Recommended by leading dental professionals, multi-action BasicBites® are essential for individuals with dry mouth. Dry mouth can wreak havoc on your teeth by creating an acidic oral environment that also favors harmful plaque bacteria. BasicBites® work differently than other oral care and dry mouth products. These delicious soft chews coat and replenish teeth with key nutrients also found in healthy saliva – arginine bicarbonate and calcium carbonate. These vital teeth protecting nutrients can be in very short supply if you have dry mouth.

Basic Bites helping to prevent early tooth loss from dental cavities from lupus and Sjogren's syndrome dry mouth

BasicBites are just one good option. Also consider Xylimelts, Ice Chips, Spry, Pur, SmartMouth, and Dr. John’s Dry Mouth Drops

BasicBites® nourish the beneficial pH-raising bacteria discovered in dental plaque. This natural prebiotic approach instantly activates and boosts your mouth’s natural defenses that nurture the beneficial pH-raising bacteria discovered on tooth surfaces, while crowding out the harmful acid producing plaque bacteria. BasicBites® immediately counteract and buffer harmful plaque acids, enrich and fortify enamel and support a sustained healthy oral environment. Just two BasicBites® a day are clinically shown to maintain enamel health. The revolutionary saliva mimicking technology in BasicBites® was developed by internationally recognized scientists in the Department of Oral Biology at Stony Brook University School of Dental Medicine.

BasicBites® supercharge your mouth’s natural defenses… just like healthy saliva.

  • Nourish beneficial pH-raising bacteria discovered in dental plaque
  • Counteract and buffer harmful sugar acids
  • Enrich and fortify enamel
  • Maintain a healthy oral pH environment
  • Now available in chocolate and caramel flavors

Additional practical advice (added 6/17/22)

This is a list of additional tips I learned since the original post. Many of these I learned from oral health specialists who I work with at the Sjögren’s Foundation:

  • Please be proactive and take my advice on this page. I just had one of my patients who is only in her 40s come to me in tears because she had to get dentures due to losing most of her teeth. For 20 years I kept recommending the information on this page but to no avail. Practicing preventative medicine takes extra time, and can be a pain, but it is well worth it. By the way, I practice what I preach (I want to take my pearly whites to the grave with me).
  • Keep xylitol products on your desk, by your chair while you watch TV, in your pocketbook, and use one every once in awhile. They increase protective saliva and decrease bacteria. I’ve tried a ton of products, my favorites thus far are Pur, Basic Bites (above), and Ice Chips.
  • Rinse with CTx3 after eating and drinking. It is a “triple threat” with high-dose OTC fluoride to strengthen enamel, xylitol to kill bacteria and stimulate saliva flow, and a buffering solution to decrease acidity in the mouth (acidity promotes cavities). I now use it daily. I get no $ by promoting any products on this page, by the way.
  • Ask your dentist for a fluoride varnish at each tooth cleaning visit. It is not usually covered by insurance, but it is well worth the money. My dentist charges $25. However, keeping my teeth until I’m 100 is priceless. I used to wonder if this were just a money-making “scheme,” but after researching it, I learned that it is a powerful preventative measure, and my dental hygienist was giving me important advice.
  • Use either Clinpro 5000 or Prevident 5000 Booster Plus daily as recommended above. I do. Don’t wait until you start to get cavities. I removed “Denta 5000″ from the original post. It is high in fluoride but it does not contain tricalcium phosphate (an added remineralizer in the other two brands). Your insurance company will try to force you to get the generic Denta 5000. Just say ‘no!” Just pay out of pocket. Using GoodRX.com, they only cost around $15. If you use a pea-sized amount as I recommended above, it will last 3-6 months. You do not need much.
    • Note: your doctor may not realize they can RX it for you. Ask them for a prescription and you can pick it up at your local pharmacy

Tips on Swallowing Pills

Dry mouth can cause great difficulty swallowing pills. The following tips are modified from a list developed by the Sjogren’s Foundation

– Ask your doctor and pharmacist for easier-to-swallow forms such as liquids or disintegrating, sublingual (under the tongue), or crushable pills. You can also ask if patches, suppositories, creams, and inhaled versions are available.
– Cut pills in halves, quarters, or crush them (do NOT crush extended-release forms; ask your pharmacist first). Crushed tablets can be placed in applesauce or pudding.
– Moisten your mouth with water beforehand. If you have a significant gag reflex, take a deep breath and hold it before placing the pill on your tongue.
– Place the pill in the center of the tongue lengthwise if oval-shaped. Immediately sip water to wash the pill into the throat while throwing your head back. Some people do better swallowing while placing the chin on the chest.
– Take a larger amount of water into the mouth, allow the pill to float in it, then swallow.
– Chew some moist food beforehand, then place the pill inside the food in your mouth and swallow it together. Or, put a pill in applesauce or pudding and swallow.
– Fill a soda bottle with a narrow opening with water. Place the tablet on the tongue, wrap your lips around the opening, then swallow. Keep sucking in the water. The force of water through the narrow opening pushes the pill back.
– Use a “pill popper” straw specially designed for swallowing pills. Keep sucking water through the straw to distract you from a gag reflex.
– Coat the pill with a flavored swallowing gel (such as Phazix) or swallowing spray to help it go down more easily.
– After swallowing the pill, immediately eat some food to help it go down

People commenting on blog post about dry mouth in lupus and Sjogren's syndrome

For more in-depth information on preventive medicine and lupus:

Read chapters 3, 38 and 39 of The Lupus Encyclopedia, edition 2

Look up your symptoms, conditions, and medications in the Index of The Lupus Encyclopedia

If you enjoy the information from The Lupus Encyclopedia, please click the “SUPPORT” button at the top of the page to learn how you can help. 


What are your comments and opinions?

If you have lupus, what has your experience been? What do you recommend for other patients?

Do you have any questions to ask Dr. Thomas?

Please click on “Leave a Comment” above to comment.

Please support “The Lupus Encyclopedia” blog post page

Click on “SUPPORT” at the top of the page to learn how you can support “The Lupus Encyclopedia


Author

Donald Thomas, MD
Lupus Educator and author of “The Lupus Encyclopedia”

Dry Mouth Care Table above comes from the submitted manuscript for the 2nd edition of “The Lupus Encyclopedia.” It has not been reviewed by Johns Hopkins Press yet. 

For more in-depth information on Lupus Can Cause Tooth Decay: How to Prevent Dry Mouth and Cavities (October 2024 Update):

Read more in The Lupus Encyclopedia, edition 2

Look up your symptoms, conditions, and medications in the Index of The Lupus Encyclopedia

If you enjoy the information from The Lupus Encyclopedia, please click the “SUPPORT” button at the top of the page to learn how you can help. 


What are your comments and opinions?

If you have lupus, what has your experience been? What do you recommend for other patients?

Do you have any questions to ask Dr. Thomas?

Please click on “Leave a Comment” above to comment.

Please support “The Lupus Encyclopedia” blog post page

Click on “SUPPORT” at the top of the page to learn how you can support “The Lupus Encyclopedia

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