Geneva, Aug. 6 -- International Clinical Trials Registry received information related to the study (ChiCTR2600128567) titled 'Efficacy and Safety of Oxycodone Hydrochloride Combined with Cyclopropylphenol in Painless Gastrointestinal Endoscopy' on July 22.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Peking University International Hospital

Condition: Gastrointestinal discomfort

Intervention: Part Two: Fentanyl combined with cyclopofol group:Fentanyl 1 µ g/kg+0.4mg/kg cyclopofol Part Two: Oxycodone group combined with cyclopofol group:Oxycodone + cyclopofol: Part One Research Results Part Two: Normal Saline group combined with cyclopofol group:2ml of normal saline +0.5mg/kg cyclopofol Part one : 01...