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
  • About
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Opioid Antagonist”

57 trials

Showing 20 of 57 results

Not applicableStudy completedNCT01878019
What this trial is testing

Brain Response to Pain Control in People With Chronic Pain

Who this might be right for
Pain
National Center for Complementary and Integrative Health (NCCIH) 92
Large-scale testing (Phase 3)Ended earlyNCT00269607
What this trial is testing

Naltrexone Implants as Relapse Prevention

Who this might be right for
Opioid Dependency
University of Oslo 12
Not applicableNot Yet RecruitingNCT07641283
What this trial is testing

Naltrexone for Nonsuicidal Self-Injury

Who this might be right for
Nonsuicidal Self-InjurySelf-Injurious Behavior
Seoul National University Hospital 150
Not applicableStudy completedNCT04015115
What this trial is testing

Youth Opioid Recovery Support: Improving Care Systems

Who this might be right for
Opioid-Related Disorders
University of Maryland, Baltimore 44
Not applicableStudy completedNCT01531439
What this trial is testing

Comparison of Two Naloxone Infusion Rates on the Postoperative Recovery of Patients Undergoing Spine Fusion Surgery

Who this might be right for
Pain, PostoperativePostoperative Nausea and VomitingScoliosis
Children's Mercy Hospital Kansas City 84
Testing effectiveness (Phase 2)Study completedNCT01057862
What this trial is testing

Investigation of Naltrexone for Pathological Gambling

Who this might be right for
Pathological Gambling
Yale University 9
Testing effectiveness (Phase 2)Study completedNCT01004393
What this trial is testing

Methylnaltrexone for Opioid-induced Constipation in Cancer Patients

Who this might be right for
NeoplasmsConstipationOpioid-Related Disorders
University of Vermont 12
Not applicableStudy completedNCT02669901
What this trial is testing

Naloxone Auto-injector as a Universal Precaution for Patients With Opioid Use Disorder

Who this might be right for
Opiate Antagonist OverdoseOpioid-Related Disorders
University of New Mexico 395
Testing effectiveness (Phase 2)Study completedNCT00125515
What this trial is testing

Memantine and Naltrexone Treatment for Opioid Dependence

Who this might be right for
Opioid Dependence
New York State Psychiatric Institute 81
Not applicableStudy completedNCT03337100
What this trial is testing

The Impact of Co-Dispensing Naloxone to Patients Prescribed Chronic Opioid Therapy

Who this might be right for
OverdoseRisk Behavior
Kaiser Permanente 7
Testing effectiveness (Phase 2)Study completedNCT03278886
What this trial is testing

St. PETERsburg Pain and Alcohol Intervention With Naltrexone and Nalmefene

Who this might be right for
HIV InfectionAlcohol UsePain
Boston Medical Center 11
Not applicableStudy completedNCT00199303
What this trial is testing

Efficacy of Pre- and Post-Operative Oral Dextromethorphan

Who this might be right for
Efficacy of DextromethorphanMorphine ConsumptionPain
Khon Kaen University 100
Early research (Phase 1)Looking for participantsNCT05338632
What this trial is testing

Reversal of Opioid-induced Respiratory Depression With Opioid Antagonists

Who this might be right for
Opioid Induced Respiratory DepressionChronic Opioid Use
Leiden University Medical Center 24
Not applicableStudy completedNCT02557984
What this trial is testing

Dopamine and Opioid Receptor Antagonists Reduce Cue-induced Reward Responding and Reward Impulsivity

Who this might be right for
Addiction
University of Zurich 121
Not applicableUnknownNCT01553435
What this trial is testing

Effect of N-methyl D-aspartate (NMDA) Receptor Antagonist Dextromethorphan on Opiods Analgesia and Tolerance in Pediatric Intensive Care Unit Patients

Who this might be right for
PainOpioid ToleranceAnalgesia Tolerance
King Abdullah International Medical Research Center 36
Not applicableStudy completedNCT02362256
What this trial is testing

The Comparison of Stress Response to Rapid Opioid Detoxification Applying Different Methods of Opioid Antagonism

Who this might be right for
Opiate Addiction
Vilnius University 60
Large-scale testing (Phase 3)Ended earlyNCT00124839
What this trial is testing

Naltrexone in Borderline Personality Disorder

Who this might be right for
Borderline Personality Disorder
Central Institute of Mental Health, Mannheim 48
Not applicableStudy completedNCT03638440
What this trial is testing

Real World Observational Study of Naloxegol for Patients With Cancer Pain Diagnosed With OIC.

Who this might be right for
Opioid Induced Constipation
Kyowa Kirin Pharmaceutical Development Ltd 183
Early research (Phase 1)Study completedNCT01367561
What this trial is testing

Naloxone and Intravenous Methylnaltrexone Effects on Bladder Function

Who this might be right for
Healthy Males
Bausch Health Americas, Inc. 15
Early research (Phase 1)Study completedNCT00800319
What this trial is testing

ALK33-001: A Study of RDC-0313 Administered to Healthy Adults

Who this might be right for
Alcohol Dependence
Alkermes, Inc. 16
Load More Results

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