NCT00726830 2020-09-24Methadone, Morphine, or Oxycodone in Treating Pain in Patients With CancerM.D. Anderson Cancer CenterPhase NA Terminated1 enrolled 3 charts
NCT04313374 2020-03-18Integrated Pulmonary Index and Opioid Based Patient Controlled AnalgesiaIstanbul UniversityPhase 4 Completed90 enrolled