International Clinical Trial: ED50 of Ciprofol Combined with Alfentanil for Suppression of Laryngeal Mask Airway Insertion Responses in Patients Undergoing Gynecological Laparoscopic Surgery

Geneva, Jan. 12 -- International Clinical Trials Registry received information related to the study (ChiCTR2500114754) titled 'ED50 of Ciprofol Combined with Alfentanil for Suppression of Laryngeal Mask Airway Insertion Responses in Patients Undergoing Gynecological Laparoscopic Surgery' on Dec. 17, 2025.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Tai'an Central Hospital (Qingdao University Affiliated Tai'an Central Hospital, Taishan Medical Care Center)

Condition: Gynecological diseases

Intervention: Ciprofol group:Ciprofol administered intravenously at an initial dose of 0.36 mg/kg, adjusted sequentially using the up-and-down method with a step of 0.04 mg/kg, combined with a fixed dose of alfentanil...