What are the complications of masseter muscle Botox?

Author: Wilber Little  |  Last update: Tuesday, June 10, 2025

Common issues include slight bruising, redness, or swelling at the injection site, typically resolving within a few days. Some patients may experience changes in their bite or temporary tightness in the jaw muscles.

What could go wrong with masseter Botox?

Dr Fairris warns that complications of masseter Botox can include ``failure of treatment, pain, laxity of the jaw and potential problems with the underlying joint.''

What is the most common complication of Botox?

Headache and migraine were the most frequently reported adverse event and were recorded in 269 (6.3%) injection sessions, followed by local skin reactions such as bruising or hematoma at the injection site, reported in 163 (3.8%) patients, and facial neuromuscular symptoms in 141 (3.3%) injections.

What can go wrong with TMJ Botox?

Other less common side effects from receiving Botox treatment for TMJ may include: Redness or mild swelling at the injection sites. Discomfort around the injection sites (much like the soreness after a vaccination) Some muscle weakness.

Can jawline Botox go wrong?

Masseter Botox is often chosen by people who want to improve the appearance of their jaw muscles. But there's growing concern it may lead to the formation of jowls, which means the skin around the lower jaw starts to sag.

First time getting jaw masseter & preventative forehead botox at 27

Who shouldn't get masseter Botox?

Jawline slimming with botox is not recommended for patients with a squared jaw line that is defined by squared jaw bones as botox only affects the jaw muscle. The results of Masseter Botox or Jawline Botox takes 4 to 6 weeks to show on average.

What are the downsides of jawline fillers?

What are the risks of jawline fillers?
  • Allergic reaction to the filler.
  • Asymmetrical appearance.
  • Bleeding, bruising and redness.
  • Bumps that look like acne.
  • Infections.
  • Numbness.
  • Skin damage or scars.
  • Skin discoloration, sensitivity and swelling (edema).

What are the long term side effects of Botox?

Here are some of the long-term effects to be aware of.
  • It can weaken your muscles. ...
  • You may start frowning less. ...
  • Your injections may last longer. ...
  • As you age, Botox doesn't work as well. ...
  • Treatments can put a dent in your wallet. ...
  • Will Botox make your skin thinner over time?

What not to do after TMJ Botox?

Don't rub or put pressure on the treatment area for 12 hours. Stay upright (don't lie down) for three to four hours. Avoid physical exertion for 24 hours.

What is the alternative to Botox for TMJ?

Dysport: This injectable works similarly to Botox by relaxing muscles. Studies show it can be just as effective for TMJ pain relief, with some patients experiencing longer-lasting results than Botox.

What are the neurological side effects of Botox?

FDA has reported adverse events after BoNT injection affecting nervous system far from initial site of injection such as speech disorder, nystagmus, restless leg syndrome, and even coma. Central nervous system involvement included 23.5% of serious and 24.9% of non-serious events (1).

What is the best alternative to Botox?

Below are 10 alternatives to BOTOX® that might help if you're seeking smoother or firmer skin on your face.
  • Cosmetic Acupuncture. ...
  • Microneedling. ...
  • Chemical Peels. ...
  • Laser Therapy. ...
  • Cryotherapy. ...
  • Facial Creams. ...
  • Neuropeptides. ...
  • Face Patches.

How long does masseter Botox last?

Masseter Botox, or Jaw Botox, is a successful method of treating issues involving the jaw. This might include the reshaping of the face and/or a remedy for teeth grinding or jaw clenching. The treatment is semi-permanent and can last anything from 4 to 9 months.

Why is my smile weird after masseter Botox?

Because the effects of Botox are temporary, crooked smile usually is as well. Your smile should go back to normal within four months of treatment. Four months is a long time to walk around with an unnatural-looking smile, though.

Will insurance cover Botox for TMJ?

However, you can receive coverage if you establish medical necessity for treatment. People who struggle with chronic migraines, muscle spasms, excessive sweating, or TMJ are all good candidates for receiving coverage.

What are the dangers of TMJ Botox?

Prolonged use of BOTOX for TMJ issues can cause muscle atrophy, which can alter the shape and function of the jaw. Additionally, the effectiveness of BOTOX may diminish with repeated use, requiring adjustments in dosage or injection sites.

What is the biggest risk of Botox?

Serious adverse effects after cosmetic use of botulinum toxin include dysphagia, muscle weakness, and allergic reactions [22, 23].

Why does masseter Botox go wrong?

The most likely muscle to be affected is the risorius which is attached to the masseter muscle. If you inject the masseter muscle and placement is superior in the midsection, it is quite likely that you will hit the origin of the risorius muscle, reducing its strength and impacting on the creation of a broad smile.

Who shouldn't get Botox?

Some of the people who shouldn't be using Botox are nursing or pregnant women, those who suffer from neuromuscular disorders, and people suffering from neurological illnesses. If you are thinking about taking Botox injections, you need to be aware of the potential risks and their effects on your body.

What happens after 20 years of Botox?

Muscle Atrophy and Adaptation: After long-term Botox use, some facial muscles may experience mild atrophy due to limited activity. This can actually benefit patients who prefer a smoother look, as muscle activity that causes wrinkles is minimized.

What are the symptoms of botulism after Botox?

Initial botulism symptoms may include double or blurred vision, drooping eyelids, slurred speech, difficulty swallowing, and difficulty breathing. These symptoms may be followed by a descending, symmetric muscle weakness that progresses over hours to days.

What are the risks of jawline Botox?

Potential Risks of Using Botox for Jaw Slimming

As with any medical procedure, there are potential risks associated with using Botox for jaw slimming. These risks include, but are not limited to: bruising, swelling, infection, and nerve damage.

Who is not a candidate for jaw fillers?

It's also important to note that not everyone is a candidate for jawline filler. If you already have a square or well-defined jawline, you may not need or want additional enhancement. However, as long as you don't have allergies to hyaluronic acid or other fillers, you may be a suitable candidate for jawline filler.

What is the safest jawline filler?

Juvederm Voluma: One of the Best Chin and Cheek Fillers

Juvederm Voluma by Allergan has been tested extensively worldwide for its safety, effectiveness, and versatility when it comes to treating people of all ages and skin types for a wide range of conditions.

Previous article
Is one session of HydraFacial enough?
Next article
How do you know if your hair is prone to breakage?