These trials completed more than 12 months ago and should have reported results.

These trials are not yet due to report results: some are ongoing, some completed within the past 12 months.

These trials have problematic data on the registry. Details why »

Status Trial ID Title Completion date Category
Completed, report not yet due 2019-004581-18 Clinical effectiveness and safety of intraoperative methadone in patients undergoing cystectomy: a randomised, double-blind trial 2023-08-17 not-yet-due
Ongoing 2020-002945-41 The use of intraoperative methadone in children undergoing open urological surgery not-yet-due
Ongoing 2020-004826-47 Intraoperative methadone for postoperative pain management in spinal fusion surgery: a prospective, double-blind, randomised controlled trial not-yet-due