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ClinicalTrials.gov public records Last synced Oct 29, 2026, 12:36 PM EDT

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Showing 937–960 of 2,686 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: OPIOID Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

ANI Versus Standard Care in Surgical Patients Receiving Balanced Sevoflurane-Fentanyl Anesthesia

NCT03684590
View directory record Official record
Conditions
Acute Pain
Interventions
ANI-guided opioid administration, Standard opioid administration
Device · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Not applicable Interventional

Safety and Health Intervention Project

NCT02152397
View directory record Official record
Conditions
Drug Overdose, Opioid Related Disorders
Interventions
Therapist-led brief intervention (TBI)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Waterford, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Oct 29, 2026, 12:36 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

The Potential of Oxytocin to Reduce Opioid Abuse Liability and Pain Among Older Adults

NCT05761860
View directory record Official record
Conditions
Pain
Interventions
OxyCODONE 5 mg Oral Tablet, OxyCODONE 2.5 mg Oral Tablet, Placebo oxyCODONE Oral Tablet, Oxytocin Nasal Spray (48 IU), Placebo Oxytocin Nasal Spray
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
45 Years to 85 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 3 Interventional

Comparing Acute and Continuous Drug Abuse Treatment: A Randomized Clinical Trial

NCT01003496
View directory record Official record
Conditions
Drug Addiction
Interventions
Treatment as Usual (TAU), TAU + Long-Term Recovery Management
Behavioral
Lead sponsor
Wright State University
Other
Eligibility
18 Years to 80 Years
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 29, 2026, 12:36 PM EDT
Terminated Not applicable Interventional Results available

A Mobile Executive Functioning Intervention for Momentary Craving in Opioid Use Disorders

NCT05086835
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Working Memory Task, Visual Search Task
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 10, 2022 · Synced Oct 29, 2026, 12:36 PM EDT
Terminated Phase 3 Interventional Results available

Open-Label Study to Evaluate the Effect of Treatment With Fentanyl Buccal Tablets on Pain Anxiety Symptoms When Used for the Management of Breakthrough Pain

NCT00387010
View directory record Official record
Conditions
Pain, Chronic Pain, Breakthrough Pain
Interventions
Fentanyl Buccal Tablets
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 80 Years
Enrollment
218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
33
States / cities
Birmingham, Alabama • Phoenix, Arizona • Anaheim, California + 29 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2012 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Not applicable Interventional Results available

Employment-based Reinforcement to Motivate Drug Abstinence in the Treatment of Drug Addiction. - 1

NCT00249496
View directory record Official record
Conditions
Alcohol Use, Drug Use, Risk Behavior, Sexual Behavior
Interventions
Contingency management, Employment Only
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2017 · Synced Oct 29, 2026, 12:36 PM EDT
Recruiting Early Phase 1 Interventional

Cannabidiol in Opioid Use Disorder and Chronic Pain With Buprenorphine

NCT07886606
View directory record Official record
Conditions
Chronic Pain, Opioid Use Disorder
Interventions
400 mg Cannabidiol, 800 mg Cannabidiol, 1200 mg Cannabidiol, Beta carotene oral solution without CBD
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Completed No phase listed Observational

Analgesic Efficacy of Orally Administered VTS-K for Pain Management

NCT04702555
View directory record Official record
Conditions
Pain, Acute
Interventions
VTS-K
Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years to 110 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2022 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 3 Interventional

Alvimopan For The Treatment Of Constipation Due To Opioids Being Taken For Persistent Non-Cancer Pain

NCT00259922
View directory record Official record
Conditions
Bowel Dysfunction, Constipation
Interventions
Placebo, Alvimopan, Alviompan
Drug
Lead sponsor
Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
119
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 104 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2015 · Synced Oct 29, 2026, 12:36 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

UnityPhilly Response App for Overdose Reversal

NCT06466005
View directory record Official record
Conditions
Opioid Overdose
Interventions
UnityPhilly app
Other
Lead sponsor
Drexel University
Other
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Active, not recruiting Not applicable Interventional

Machine-Learning Prediction and Reducing Overdoses With EHR Nudges

NCT06806163
View directory record Official record
Conditions
Opioid Overdose, Opioid Use, Opioid Use Disorder, Opioids
Interventions
EHR-Embedded Elevated-Risk Flag, EHR-Embedded Elevated-Risk Flag with Behavioral Nudges, Usual Care
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
1,350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Not applicable Interventional Results available

Implementing Genomics in Practice (IGNITE): CYP2D6 Genotype-Guided Pain Management in Patients Undergoing Arthroplasty Surgery

NCT03534063
View directory record Official record
Conditions
Pain, Postoperative
Interventions
CYP2D6-guided opioid therapy
Genetic
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
3
States / cities
Gainesville, Florida • Summerfield, Florida
Source: ClinicalTrials.gov public record
Updated Jul 17, 2023 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 4 Interventional Results available

Increasing Naloxone Access for Persons Who Use Opioids

NCT04303000
View directory record Official record
Conditions
Naloxone
Interventions
Opioid Overdose Education with Naloxone Distribution, Opioid Overdose Education
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Anniston, Alabama • Gadsden, Alabama • Mobile, Alabama + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Oct 29, 2026, 12:36 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Radiofrequency Ablation: Treatment for Posterior Element Pain From Vertebral Compression Fractures

NCT03651804
View directory record Official record
Conditions
Vertebral Compression Fracture, Facet Joint Pain
Interventions
Radiofrequency ablation of the medial branch nerves, Non-steroidal anti-inflammatory drugs, Bisphosphonates, Acetaminophen, Physical therapy, Opioids
Procedure · Drug · Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Not applicable Interventional Results available

The Effects of Minocycline in Opioid-maintained Patients

NCT02359006
View directory record Official record
Conditions
Opioid Dependence, Pain
Interventions
Minocycline, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 6, 2020 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 4 Interventional Results available

Diphenhydramine as an Adjunctive Sedative in Patients on Chronic Opioids

NCT01967433
View directory record Official record
Conditions
Colonoscopy, Adjunct Anesthesia Medication
Interventions
Diphenhydramine, Placebo
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 64 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 11, 2020 · Synced Oct 29, 2026, 12:36 PM EDT
Not listed Not applicable Interventional

Naloxone Education in Total Joint Patients

NCT04868552
View directory record Official record
Conditions
Opioid Use, Pain, Musculoskeletal, Surgery, Overdose of Opiate
Interventions
Pre-hospital naloxone education
Other
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated May 3, 2021 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 1 Interventional Results available

Opioid Antagonism in Hypogonadotropic Hypogonadism

NCT04975334
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Low Testosterone
Interventions
Naloxone
Drug
Lead sponsor
Stephanie B. Seminara, MD
Other
Eligibility
18 Years to 75 Years · Male only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Active, not recruiting Phase 3 Interventional Results available

Managing Pain and Symptom Burden Caused by Chemotherapy in People With Myeloma or Lymphoma

NCT04459416
View directory record Official record
Conditions
Multiple Myeloma, Hodgkin Disease, Non-Hodgkin Lymphoma
Interventions
Acupuncture, opioid, Assessments
Other · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
299 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
2
States / cities
New York, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Investigation and Modulation of the Mu-opioid Mechanisms in TMD (in Vivo)

NCT03724032
View directory record Official record
Conditions
Temporomandibular Disorder
Interventions
HD-tDCS*, Sham HD-tDCS*
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 15, 2023 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 3 Interventional Results available

Clinical Trial of CAM2038, Long-acting Subcutaneous Buprenorphine Injections for Treatment of Patients With Opioid Dependence

NCT02651584
View directory record Official record
Conditions
Opioid Use Disorders
Interventions
CAM2038 SC injection, SL BPN/NX tabs, placebo SC injections, SL placebo tablets
Drug
Lead sponsor
Braeburn Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
428 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
36
States / cities
Birmingham, Alabama • Haleyville, Alabama • Hamilton, Alabama + 32 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2019 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Suprazygomatic Maxillary Nerve Block in Cleft Palate Outcomes

NCT04909619
View directory record Official record
Conditions
Cleft Palate Children
Interventions
Ultrasound-guided bilateral suprazygomatic maxillary nerve block, Local anesthetic infiltration of the palate
Procedure
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
9 Months to 2 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 29, 2026, 12:36 PM EDT
Completed Phase 2 Interventional Results available

Methylnaltrexone for Opioid-induced Constipation in Cancer Patients

NCT01004393
View directory record Official record
Conditions
Neoplasms, Constipation, Opioid-Related Disorders
Interventions
Methylnaltrexone bromide
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 2, 2016 · Synced Oct 29, 2026, 12:36 PM EDT