Post-approval studies (Phase 4)UnknownNCT02934763What this trial is testingOpioid Induced Hyperalgesia (OIH) Modulation With PropranololWho this might be right forHyperalgesia Pontificia Universidad Catolica de Chile 80
Large-scale testing (Phase 3)Study completedNCT01301079What this trial is testingEvaluation of the Effect of Ketamine on Remifentanil-induced HyperalgesiaWho this might be right forPainHyperalgesiaInflammatory Response Federal University of São Paulo 60
Not applicableStudy completedNCT02359006What this trial is testingThe Effects of Minocycline in Opioid-maintained PatientsWho this might be right forOpioid DependencePain Yale University 27
Not applicableEnded earlyNCT02192398What this trial is testingEffect of Guanfacine on the Reversal of Opioid-induced Hyperalgesia (OIH)Who this might be right forChronic Pain Massachusetts General Hospital 120
Post-approval studies (Phase 4)Study completedNCT01702389What this trial is testingOpioid-induced Hyperalgesia After Remifentanil InfusionWho this might be right forHyperalgesia Oslo University Hospital 16
Not applicableStudy completedNCT03096730What this trial is testingEffect of Dexmedetomidine Combined With Low-dose Nalmefene on Preventing Remifentanil-induced Postoperative HyperalgesiaWho this might be right forPainAnesthesia Tianjin Medical University General Hospital 150
Not applicableStudy completedNCT03083626What this trial is testingThe Effects of Water Temperature on the Cold Pressor TestWho this might be right forChronic Pain Georgetown University 20
Testing effectiveness (Phase 2)Ended earlyNCT06096181What this trial is testingPropofol + Remifentanil vs. Propofol + Dexmedetomidine in Adolescent Idiopathic Scoliosis Patients Having Spine SurgeryWho this might be right forAdolescent Idiopathic ScoliosisMultimodal AnalgesiaOpioid Induced Hyperalgesia+3 more Cedars-Sinai Medical Center 13
Testing effectiveness (Phase 2)Ended earlyNCT01821430What this trial is testingIncreased Sensitivity to Pain Caused by Opioids in People Who Have Abused Prescription OpioidsWho this might be right forChronic Pain Georgetown University 4
Not applicableStudy completedNCT02043366What this trial is testingEffect of Butorphanol Combined With Flurbiprofen Axetil on Preventing Hyperalgesia Induced by Remifentanil in PatientsWho this might be right forPainAnesthesia Tianjin Medical University General Hospital 180
Not applicableStudy completedNCT02252458What this trial is testingCan Fentanyl Lead to Opioid-induced Hyperalgesia in Healthy Volunteers?Who this might be right forHealthy University Hospital, Basel, Switzerland 21
Not applicableStudy completedNCT01704469What this trial is testingA Comparison of the Perception of a Needle Injection Pain Between Cancer Patients Receiving Opioid Therapy Versus Opioid-naive PatientsWho this might be right forCancer Patients Yonsei University 80
Testing effectiveness (Phase 2)Study completedNCT01222091What this trial is testingStudy on the Effect of a Beta Blocker on Increased Sensitivity to Pain in Humans Caused by OpioidsWho this might be right forHyperalgesia Stanford University 10
Not applicableStudy completedNCT05866315What this trial is testingThe Effect of Remimazolam on Opioid Induced HyperalgesiaWho this might be right forHyperalgesia, Mechanical Wonkwang University Hospital 108
Post-approval studies (Phase 4)Study completedNCT03812003What this trial is testingInvestigation of the Strategy of Preventing Post-operative Opioid-induced HyperalgesiaWho this might be right forOpioid-Induced Disorders Tri-Service General Hospital 41
Testing effectiveness (Phase 2)WithdrawnNCT02276989What this trial is testingEvaluation of a Compliance Marker in Prescription Opioid Abusers With Chronic PainWho this might be right forComplianceChronic Pain Georgetown University
Early research (Phase 1)Looking for participantsNCT05603702What this trial is testingSTTEPP: Safety, Tolerability and Dose Limiting Toxicity of Lacosamide in Patients With Painful Chronic PancreatitisWho this might be right forChronic PainChronic Pain SyndromeChronic Pancreatitis+7 more Indiana University 24
Early research (Phase 1)Ended earlyNCT01210066What this trial is testingPain, Opioids and Pro-Inflammatory Immune ResponsesWho this might be right forPro-inflammatory ActivityImmunologic Activity Alteration University of California, Los Angeles 21
Testing effectiveness (Phase 2)Study completedNCT01210079What this trial is testingHyperalgesia in Methadone-Maintained Patients: Can it be Treated?Who this might be right forOpioid-Induced Hyperalgesia University of California, Los Angeles 26
Not applicableStudy completedNCT00833755What this trial is testingEffect of Ketamine on Opioid-Induced HyperalgesiaWho this might be right forPainChronic PainHyperalgesia Massachusetts General Hospital 79