5.5.1. Masticatory Muscles Injection
temporal muscle
ADVERSE EFFECTS, TMJ
The injection of inco-BoNT/A or 0.9% NaCl saline solution (NaCl, 308 mOsm/L or 9.0 g per liter, B. Braun, Melsungen, Hessen, Germany) was carried out 5 days before the TMJ arthroscopy. The administrations were carried out as follows: The inco-BoNT/A dose was 100 U distributed in 2 syringes of 1 mL each: 25 U (0.5 mL) in each masseter muscle (right and left) and 25 U (0.5 mL) in each temporal muscle (right and left). A single dose of 100 U of BoNT/A has been shown to be effective and without adverse effects [