Injecting in the area, "stops the masseter contracting and improves jaw aches, teeth grinding, jaw pain at night, as well as prevents the wearing down of your teeth over time, which is an issue This large muscle is responsible for chewing and clenching the jaw, but when it becomes overworked or enlarged due to teeth grinding, stress, or other factors, it can cause pain, headaches, and even a wider-looking face because it makes your jaw muscles larger. The Side Effects of Masseter Botox Masseter Botox Cost Masseter Botox Summary Masseter Botox Overview Masseter Botox is used in the masseter muscle to change the shape of the face, make the wrinkles less noticeable and manage the pain. Botox is the trade name of onabotulinumtoxinA. Which is an injectable muscle relaxer. Botox is generally administered in units. "For masseter Botox, the starting dose is 20 to 30 units per side," Shafer says. "Offices range in price from $15 to $30 per unit.". However, he The process of getting masseter Botox looks similar to getting the injection anywhere else, with one exception. "The toxin is injected right into the muscle," Dr. DeRosa says. Masseter Botox is a safe and common procedure, but there are certain side effects users should be aware of, including: Pain and bruising at the injection site Headache Nausea Flu symptoms Temporary facial drooping or weakness There is no doubt that Botox injections can effectively reduce the appearance of large masseter muscles and substantial clinical experience has substantiated this effect. But quantitative assessment of the amount of muscular reduction and its long-term results are less available. Can masseter Botox have negative side effects? Search masseter Botox on TikTok, and you'll find plenty of videos praising the results… and plenty warning of bizarre side effects , including worsened jaw clenching, a lopsided smile, and an inability to chew. Side effects of masseter Botox. As with any type of Botox treatment, side effects are possible. The most common ones are mild discomfort at the injection site including: Bruising; Pain; Redness; Swelling ; However, due to the location, there are also additional side effects specific to masseter Botox including: By relaxing the masseter muscles, masseters Botox can significantly reduce symptoms like jaw pain, headaches, and teeth damage linked to these conditions (Guarda-Nardini, Manfredini & Salamone, 2008) [^3^]. ydf4q.