Botox for TMJ

Masseter Botox typically requires 25 to 50 units per side depending on muscle size and therapeutic goals. Larger, more active masseters need higher doses. We assess your muscle bulk during your consultation and recommend the exact dose.

TMJ and masseter Botox typically lasts 4 to 6 months, longer than cosmetic Botox because the masseter is a larger, denser muscle. Patients with very active clenching habits may metabolize it faster at first, with effects lasting longer after consistent treatment.

Most patients notice a meaningful reduction in jaw tension and pain within 2 to 4 weeks of treatment. Tooth grinding force also decreases during this period. The slimming effect follows 4 to 6 weeks after injection as the masseter gradually reduces in volume.

Yes. As the masseter relaxes and reduces in bulk over 4 to 6 weeks, the lower face becomes noticeably slimmer. This is a well-established cosmetic benefit of masseter Botox that most patients welcome alongside the therapeutic relief.

Most adults with masseter-driven TMJ symptoms are good candidates, including patients with jaw clenching, nighttime grinding, tension headaches linked to bruxism, or visible masseter bulk. It is less effective for pain originating from disc displacement or joint structural issues, which is why a proper assessment matters. Botox for TMJ is not appropriate during pregnancy or breastfeeding, with certain neuromuscular conditions, or while on specific antibiotics that interact with neurotoxins. We review your full medical history, medications, and symptom pattern at your consultation to confirm candidacy and rule out causes that need a dental or oral medicine referral first.

In well-dosed treatment by an experienced injector, no. The most common concern, a sensation of jaw weakness with very hard foods in the first 1 to 2 weeks, resolves on its own as your jaw adapts. Rare cases of changed bite mechanics or smile asymmetry are almost always linked to over-dosing or placement outside the masseter belly. We use conservative starting doses, palpate the muscle before injection, and stay well within the masseter borders. A complimentary 2-week follow-up is included so any fine adjustments can be made early.

Yes, you can eat normally immediately after treatment. Botox does not take effect right away, so chewing function is fully intact on the day of injection. The only short-term guidance is to avoid massaging or applying firm pressure to the jaw area for the first 24 hours. As the masseter relaxes over the first 1 to 2 weeks, some patients notice mild jaw fatigue with very hard foods like raw carrots, tough steak, or hard nuts. This is normal, temporary, and resolves as your jaw adapts. Soft and standard textures present no issue at any point.