Occlusal Splints or Botulinum Toxin?

73 patients with myofascial pain due to bruxism were included in this study. The patient were allocated into three groups. Group A was treated with occlusal splint, Group B was treated with botulinum toxin injection, Group C was treated with occlusal splint and botulinum toxin injection together. Temporomandibular Disorder Pain Screener (TMD-PS), Graded Chronic Pain Scale (GCPS), Oral Behavior Checklist (OBC), Jaw Function Limitation Scale (JFLS), Visual Analog Scale (VAS) by palpation of the chewing muscles were administered to all patients before treatment and at 6 months after treatment.