Intraoral Administration of Botox in Patients With Dentoalveolar Neuropathic Pain

Each subject will receive 50 units (50 U) of BoNT-A constituted in 1 mL of saline solution injected intraorally to the painful area divided in at least 3 sites, 0.5 to 1.0 cm apart depending on the size of the painful area and following a checkerboard pattern.