[Sedation-analgesia protocol for the injection of botulinum toxin A in cerebral palsy].

Objective: To evaluate the impact of the sedation-analgesia technique on the pain experienced by the patient.

Methods: This cross-sectional study was conducted on consecutive patients with cerebral palsy (CP) who underwent infiltration with botulinum toxin A (BoTNA). The patients were divided into 4 different groups according to the analgesic strategy assigned: Group I, without sedation or topical anaesthetic cream; Group II, inhalation of nitrous oxide; Group III, deep intravenous sedation; and Group IV, light sedation with benzodiazepines.