How Long Does Botox for TMJ Teeth Grinding Last?

By Pinch Med Spa Staff

December 11, 2023

Teeth grinding, also known as bruxism, and temporomandibular joint (TMJ) disorders can cause significant discomfort and even damage to your teeth. Botox is a popular and effective treatment to alleviate the symptoms of TMJ disorders and teeth grinding. But how long do the results of Botox for TMJ teeth grinding last? In this post, we'll explore the longevity of Botox for TMJ, the factors that influence its duration, and how you can maintain your results.

Understanding TMJ and Teeth Grinding

What Is TMJ?

The temporomandibular joint (TMJ) connects your jawbone to your skull and allows you to move your jaw up and down and side to side. TMJ disorders can cause pain and dysfunction in the jaw joint and muscles that control jaw movement. Symptoms can include jaw pain, difficulty chewing, and a clicking or locking of the jaw joint.

What Is Teeth Grinding (Bruxism)?

Teeth grinding, or bruxism, is a condition in which you grind, gnash, or clench your teeth. It can occur during the day (awake bruxism) or at night (sleep bruxism). Chronic teeth grinding can lead to a range of problems, including tooth damage, jaw pain, headaches, and TMJ disorders.

How Botox for TMJ and Teeth Grinding Works

Mechanism of Action

Botox, a neurotoxin derived from Clostridium botulinum, works by temporarily paralyzing the muscles it is injected into. For TMJ and teeth grinding, Botox is injected into the masseter and sometimes the temporalis muscles. By relaxing these muscles, Botox helps to reduce the frequency and severity of teeth grinding and alleviates the associated pain and discomfort.

Treatment Procedure

The injection process for Botox in the TMJ and masseter muscles is quick and minimally invasive. Your provider will use a fine needle to inject Botox into specific points in the masseter and possibly the temporalis muscles. The entire procedure typically takes just a few minutes and is relatively painless.

Longevity of Botox for TMJ and Teeth Grinding

Typical Duration of Results

The effects of Botox for TMJ and teeth grinding typically last between 3 to 4 months. However, the exact duration can vary from person to person based on several factors, including individual response to the treatment and lifestyle habits.

Factors Influencing Longevity

  1. Severity of Condition: The frequency and intensity of teeth grinding and TMJ symptoms can influence how long the results last.
  2. Dosage: The number of units injected can influence how long the results last. Higher doses may provide longer-lasting effects.
  3. Injection Technique: The skill and technique of the injector play a significant role in the duration of results.
  4. Metabolism: Individuals with faster metabolisms may find that Botox wears off more quickly.

Maximizing the Longevity of Your Results

Follow Post-Treatment Instructions

Following your provider’s post-treatment care instructions is crucial for maximizing the longevity of your Botox results. This may include avoiding strenuous activity, not rubbing the treated area, and staying upright for a few hours after the injection.

Maintain a Consistent Treatment Schedule

Scheduling regular Botox treatments every 3 to 4 months can help maintain your results and prevent the recurrence of teeth grinding and TMJ symptoms. Over time, consistent treatments can lead to longer-lasting effects as the muscle becomes conditioned to remain relaxed.

Healthy Lifestyle Choices

Adopting healthy lifestyle habits can also contribute to longer-lasting Botox results. These include:

  • Stress Management: Reducing stress through techniques like yoga, meditation, and deep breathing can help decrease the occurrence of teeth grinding.
  • Oral Care: Using night guards or other dental devices as recommended by your dentist can help manage bruxism and protect your teeth.
  • Avoiding Triggers: Identifying and avoiding triggers that may exacerbate teeth grinding, such as caffeine or alcohol, can help maintain results.

Use of Complementary Treatments

Combining Botox with other treatments for TMJ and teeth grinding can enhance and prolong your results. Options such as physical therapy, stress management techniques, or dental appliances can complement Botox by addressing different aspects of the condition.

What to Expect Post-Treatment

Immediate Effects

Immediately after the injection, you might experience slight redness, swelling, or bruising at the injection sites. These side effects are usually mild and subside within a few days.

When to See Results

You can expect to see initial results from your Botox treatment within a few days, with full results visible in about 1 to 2 weeks. The treated area will experience reduced symptoms of teeth grinding and TMJ pain.

Follow-Up Appointments

Scheduling follow-up appointments as recommended by your practitioner is essential for maintaining optimal results. These appointments allow your provider to assess the effectiveness of the treatment and make any necessary adjustments.

Is Botox for TMJ and Teeth Grinding Right for You?


Botox is a safe and effective treatment for most people looking to reduce the symptoms of TMJ disorders and teeth grinding. However, it’s important to have a thorough consultation with a qualified provider to ensure it’s the right option for you, especially if you have any underlying health conditions or are taking certain medications.


During your consultation, your provider will evaluate your jaw and facial anatomy, discuss your symptoms and treatment goals, and determine the appropriate number of Botox units for your specific needs. This is also a good time to address any concerns or questions you may have about the procedure.

Next Steps

If TMJ disorders or teeth grinding are a concern for you, Botox can be a quick and effective solution to alleviate symptoms and improve your quality of life. For a convenient and professional at-home experience, consider booking a Pinch Med Spa appointment. Our nurse practitioners will visit your home, ensuring you receive the best care in a comfortable setting for your TMJ Botox treatment.

For more information and to book an appointment, visit our TMJ Botox treatment page.

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