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  • Dr. Barry Yu


If you're dealing with a toothache and sore throat on one side of your mouth and throat, you're not alone. This discomfort can be quite bothersome, and understanding its potential causes is essential. In this article, we'll explore the common reasons behind this issue and offer practical remedies for relief.

toothache tooth pain on one side

Toothache on One Side: A toothache on one side of your mouth can be caused by various factors, including: 1. Dental Decay: Dental decay or cavities are a leading cause of toothaches. When bacteria produce acids that erode tooth enamel, it can lead to pain and sensitivity.

toothache tooth pain on one side

2. Tooth Abscess: An abscess, which is a collection of pus, can develop inside a tooth or in the surrounding gum tissue. It often causes severe, localized pain and may result from untreated dental infections. 3. Gum Disease: Periodontal diseases, such as gingivitis or periodontitis, can lead to gum inflammation and tooth pain, especially on one side. 4. Impacted Wisdom Teeth: Wisdom teeth, or third molars, often emerge in late adolescence or early adulthood. If they don't have enough space to fully erupt, they can become impacted, causing pain and discomfort.

toothache tooth pain on one side

Sore Throat on One Side: A sore throat localized on one side can also be attributed to various causes, including:

sore throat and pain

1. Tonsillitis: Inflammation of the tonsils, often due to a viral or bacterial infection, can cause pain and discomfort on one side of the throat. 2. Strep Throat: Streptococcal infections, such as strep throat, can cause severe throat pain, especially when the infection is concentrated on one side. 3. Postnasal Drip: Allergies or sinus infections can lead to postnasal drip, which can irritate and cause a sore throat, typically affecting one side. 4. Tonsil Stones: Small, calcified formations in the tonsils, known as tonsil stones, can cause localized pain and discomfort in the throat. Combining Toothache and Sore Throat:

toothache and tooth pain on one side

Experiencing both a toothache and sore throat on one side simultaneously may indicate a dental issue spreading to the adjacent areas or vice versa. An infected tooth or gum abscess can lead to throat discomfort, and a throat infection can cause dental pain. What to Do:

toothache and tooth pain on one side

1. Consult a Dentist: If you're experiencing persistent toothache or sore throat on one side, it's essential to consult a dentist. 2. Maintain Good Oral Hygiene: To prevent dental issues, stick to regular oral hygiene practices, including brushing, flossing, and scheduling routine dental check-ups.

toothache and tooth pain on one side

3. Stay Hydrated and Rest: For relief from a sore throat, staying hydrated and getting adequate rest can help your body heal. 4. Over-the-counter Pain Relief: Over-the-counter pain relievers, such as acetaminophen or ibuprofen, can provide temporary relief from discomfort.

toothache and tooth pain on one side

Conclusion: Understanding the potential causes of a toothache and sore throat on one side is vital for addressing these discomforts effectively. Remember that seeking professional dental care is the best course of action when dealing with dental-related issues. At Penn Pacific Dental Center in Singapore, we prioritize your oral health and are ready to provide top-quality care and expert advice. If you're experiencing any dental discomfort, don't hesitate to reach out for a consultation. Your smile is our priority, and we're here to help you maintain it.

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About Authors


Graduated with honors from the University of California, Davis (U.S.A.), major in biochemistry and molecular biology, Dr. Yu has further obtained his dental degree (Doctor of Dental Medicine) from the University of Pennsylvania School of Dental Medicine (U.S.A.).  Dr. Yu is qualified to practice in the US, Singapore and Hong Kong, and has over 10 years of practicing experience in the US before starting both practices in Hong Kong and Singapore.


Dr. Chrissie Lam graduated from University of California, Berkeley (U.S.A.) with a bachelor degree in Nutritional Science before earning her doctorate degree in dentistry from University of the Pacific, Arthur A. Dugoni School of Dentistry (U.S.A.). In her 10 years of practice she took care of her patients, both in U.S.A. and Singapore with her warm demeanor and excellent clinical skills. 

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