Determination of ED50 and ED95 With Clinical Efficacy of Intranasal Dexmedetomidine Combined With Esketamine for Preoperative Sedation in Pediatric General Anesthesia

esketamine 0.5mg/kg intranasally via a nasal dropper, dexmedetomidine 1μg/kg was given intranasally, and the adjusted dose of dexmedetomidine was 0.25μg/kg.

esketamine 0.5mg/kg intranasally via a nasal dropper, dexmedetomidine 1μg/kg was given intranasally, and the adjusted dose of dexmedetomidine was 0.25μg/kg.