Geneva, Jan. 12 -- International Clinical Trials Registry received information related to the study (ChiCTR2500115319) titled 'A randomized controlled trial comparing the respiratory safety of dexmedetomidine combined with sufentanil and dyclonine versus ciprofol in painless gastroscopy for elderly patients' on Dec. 24, 2025.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Yunnan Province Dian Nan Central Hospital ( First People's Hospital Honghe Prefecture)

Condition: Anesthesia and Sedation

Intervention: Triple drug administration group:After the monitoring was completed, dexmedetomidine (0.2µg/kg, 1µg/ml) was slowly intravenously pumped into the patient for 10 minutes. At the same time, 10ml o...