Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Analgesic, Opioid”

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 0 results

Post-approval studies (Phase 4)Study completedNCT05581901
What this trial is testing

Perioperative Methadone in Hip Fracture Patients

Who this might be right for
MethadonePain, Post OperativePain, Postoperative+1 more
University of Southern Denmark 31
Large-scale testing (Phase 3)Study completedNCT00261495
What this trial is testing

The Effectiveness and Safety of Sustained-release Hydromorphone (a Strong Opioid) in Patients With Chronic Noncancer Pain.

Who this might be right for
Pain
Janssen Pharmaceutica N.V., Belgium 504
Post-approval studies (Phase 4)UnknownNCT00567957
What this trial is testing

Remifentanil for General Anesthesia in Preeclamptics

Who this might be right for
Pre-EclampsiaHypertension, Pregnancy-InducedPregnancy Complications
Istanbul University 50
Not applicableUnknownNCT05594407
What this trial is testing

Opioid Sparing Anesthesia in Lumbar Spine Surgery

Who this might be right for
Pain, PostoperativePain, AcutePain, Chronic+7 more
Aretaieion University Hospital 60
Large-scale testing (Phase 3)Study completedNCT05283499
What this trial is testing

Opioid Analgesic Reduction Study (OARS) - Pilot

Who this might be right for
Post Operative Pain
Rutgers, The State University of New Jersey 53
Not applicableNot Yet RecruitingNCT06662656
What this trial is testing

ED50 of Sufentanil for Intraoperative Analgesia

Who this might be right for
Laparoscopic CholecystectomyAnalgesics,Opioid
China International Neuroscience Institution 26
Not applicableStudy completedNCT05414942
What this trial is testing

Opioid Reduction Program for Total Knee Replacement Patients

Who this might be right for
Knee InjuriesKnee Injuries and DisordersOpioid Use
University of Tennessee 85
Not applicableStudy completedNCT03828669
What this trial is testing

Recovery Toolkits: Assessment of Pragmatic Behavioral Pain Medicine Delivered In Hospital After Surgery

Who this might be right for
Post Surgical Pain
Stanford University 649
Not applicableLooking for participantsNCT07413731
What this trial is testing

Neurophysiological Effects of Medication Tapering During Treatment With Spinal Cord Stimulation

Who this might be right for
Persistent Spinal Pain Syndrome Type 2 (PSPS-T2), Lower SpineSpinal Cord Sensitivity to NeurostimulationNeurophysiological Sensitivity to Spinal Cord Stimulation
Brai²n 50
Not applicableEnrolling By InvitationNCT06063902
What this trial is testing

Long-Term Opioid Therapy in Chronic Non-Cancer Pain: Risks and Benefits

Who this might be right for
Chronic Non-Cancer PainOpioid Use Disorder
Uppsala University 1,000
Not applicableStudy completedNCT06642077
What this trial is testing

Opioid Use of Local Anaesthetic Agents in Open Heart Surgery and Its Effect on Recovery

Who this might be right for
Analgesics, OpioidAnesthetics, Local
Yuzuncu Yil University 60
Post-approval studies (Phase 4)Ended earlyNCT03305055
What this trial is testing

RCT: Fentanyl Plus Ketamine Versus Fentanyl Alone for Acute Burn Pain

Who this might be right for
Acute PainWound CarePosttraumatic Stress Disorder
Johns Hopkins University 4
Large-scale testing (Phase 3)Study completedNCT00980798
What this trial is testing

Placebo-controlled Trial With OROS Hydromorphone Hydrochloride to Treat Patients With Moderate to Severe Pain Induced by Osteoarthritis of the Hip or the Knee

Who this might be right for
PainOsteoarthritis, HipOsteoarthritis, Knee
Janssen-Cilag International NV 288
Very early researchUnknownNCT06570538
What this trial is testing

Analgesic Efficacy of an Opioid-free Postoperative Pain Management Strategy Versus a Conventional Opioid-based Strategy Following Video-assisted Thoracoscopic Lobectomy

Who this might be right for
Postoperative Pain
Affiliated Cancer Hospital & Institute of Guangzhou Medical University 140
Not applicableStudy completedNCT03030469
What this trial is testing

Electronic Defaults to Reduce Opioid Prescribing in Dentistry Practices

Who this might be right for
Acute Pain
Montefiore Medical Center 10,000
Post-approval studies (Phase 4)Study completedNCT01961271
What this trial is testing

Evaluation Of Efficacy And Safety Of Norspan In Moderate To Severe Pain Due To Osteoarthritis, Rheumatoid Arthritis, Joint/Muscle Pain

Who this might be right for
OsteoarthritisRheumatoid ArthritisLower Back Pain+2 more
Mundipharma Pte Ltd. 114
Testing effectiveness (Phase 2)WithdrawnNCT04421209
What this trial is testing

Analgesic Effects of Perioperative Propranolol Administration for Spine Surgery

Who this might be right for
Lumbar Disc DiseaseSpinal FusionDegenerative Disc Disease
Duke University
Not applicableLooking for participantsNCT06821516
What this trial is testing

Comparison of Pain Relief Methods for Hip Surgery: A Study on Two Different Nerve Block Techniques

Who this might be right for
Opioid Consumption, PostoperativePain, PostoperativeNerve Block+4 more
Başakşehir Çam & Sakura City Hospital 52
Large-scale testing (Phase 3)Study completedNCT02609828
What this trial is testing

Phase 3 Study on the Efficacy and Safety of Tanezumab in Patients With Cancer Pain Due to Bone Metastasis Who Are Taking Background Opioid Therapy

Who this might be right for
Bone MetastasisCancer Pain
Pfizer 156
Not applicableStudy completedNCT03422211
What this trial is testing

A Prospective Assessment of Opioid Utilization Post-operatively in Sports Orthopaedic Surgeries

Who this might be right for
Narcotic UsePostoperative PainNarcotic Abuse+5 more
St. Louis University 223
Next Page