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ClinicalTrials.gov public records Last synced Oct 30, 2026, 9:22 PM EDT

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Showing 361–384 of 1,428 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Results available

Histamine Glutamate Antagonism in Stroke

NCT02142712
View directory record Official record
Conditions
Acute Cerebrovascular Accident, Cerebral Edema
Interventions
Diphenhydramine, Pantoprazole, Famotidine, Dextromethorphan
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 15, 2015 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 2 Interventional Results available

Effect of Topical Naltrexone Ophthalmic Solution on the Signs and Symptoms of Dry Eye in Diabetic Subjects

NCT03660475
View directory record Official record
Conditions
Dry Eye Disease
Interventions
Naltrexone, Placebos
Drug
Lead sponsor
Sassani, Joseph S., MD, MHA
Individual
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 2, 2022 · Synced Oct 30, 2026, 9:22 PM EDT
Recruiting Early Phase 1 Interventional

Psilocybin-facilitated Treatment for Chronic Pain

NCT05068791
View directory record Official record
Conditions
Fibromyalgia, Primary
Interventions
Psilocybin, Dextromethorphan
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
25 Years to 65 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Use of Intrathecal Hydromorphone in Elective Cesarean Deliveries

NCT01866254
View directory record Official record
Conditions
Pain
Interventions
Hydromorphone, Morphine
Drug
Lead sponsor
Grace Shih, MD
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 3, 2019 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Not applicable Interventional

The Effect of Self-Forgiveness on Self-Stigma in Addiction.

NCT03971097
View directory record Official record
Conditions
Substance Use Disorders, Opiate Dependence, Opiate Withdrawal Syndrome, Opioid-use Disorder, Alcohol Withdrawal, Alcohol Abuse, Alcohol Use Disorder, Cocaine Abuse, Cocaine Use Disorder, Cocaine Withdrawal, Benzodiazepine Abuse, Benzodiazepine Dependence, Substance Abuse, Heroin Overdoses, Heroin Withdrawal, Heroin Abuse
Interventions
Six Step Model of Self-Forgiveness, Treatment as Usual (TAU)
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
McKeesport, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 5, 2021 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Buprenorphine Pharmacometric Open Label Research Study of Drug Exposure

NCT03608696
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Neonatal Opiate Withdrawal Syndrome
Interventions
Buprenorphine
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
Up to 4 Weeks
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 11, 2022 · Synced Oct 30, 2026, 9:22 PM EDT
Terminated Phase 2 Interventional

A 2 Week Blinded Study For Pain Due To Arthritis Of The Knee

NCT00483977
View directory record Official record
Conditions
Osteoarthritis
Interventions
Oxycodone, Placebo, PF-000592379
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
21
States / cities
Mobile, Alabama • Tucson, Arizona • Carmichael, California + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2011 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 4 Interventional Results available

Ultrasound Guided Pain Control Versus Standard Treatment in Emergency Department HIP Fracture Patients

NCT01904071
View directory record Official record
Conditions
Hip Fracture
Interventions
UFNB (Ultrasound guided femoral nerve block), UFIB (Ultrasound Guided Fascia Iliaca Compartment Block), IVMS (IV Morphine)
Procedure · Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Jun 6, 2018 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Assess the Effect of AZD4041 on Respiratory Drive in Recreational Opioid Users.

NCT05587998
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Morphine, AZD4041, Placebo
Drug · Other
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2024 · Synced Oct 30, 2026, 9:22 PM EDT
Terminated Phase 4 Interventional Results available

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

NCT03305055
View directory record Official record
Conditions
Acute Pain, Wound Care, Posttraumatic Stress Disorder
Interventions
ketamine, Fentanyl
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 70 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced Oct 30, 2026, 9:22 PM EDT
Not yet recruiting Phase 4 Interventional

Suzetrigine for Opioid-Sparing Postoperative Analgesia Following Transvaginal Pelvic Reconstructive Surgery

NCT07600697
View directory record Official record
Conditions
Pelvic Organ Prolapse (POP), Stress Urinary Incontinence (SUI), Postoperative Pain
Interventions
Suzetrigine, Opioid Analgesics (Tramadol or Oxycodone), Scheduled Acetaminophen and Ibuprofen
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Not applicable Interventional Results available

Intraoperative and Post-operative Analgesic Effect of IV Acetaminophen for Sinus Surgery

NCT01608308
View directory record Official record
Conditions
Chronic Sinusitis
Interventions
IV Acetaminophen, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 68 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2015 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Fetal and Infant Effects of Maternal Buprenorphine Treatment

NCT01561079
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
Buprenorphine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 26, 2017 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 1Phase 2 Interventional Results available

The Discriminative Effects of Tramadol in Humans

NCT00499746
View directory record Official record
Conditions
Opioid Abuse, Opioid Addiction, Stimulant Abuse, Stimulant Addiction
Interventions
tramadol, placebo, Hydromorphone, Methylphenidate
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Months to 55 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 17, 2017 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 2 Interventional Results available

Veterans' Pain Care Organizational Improvement Comparative Effectiveness Study

NCT03026790
View directory record Official record
Conditions
Chronic Pain
Interventions
Medication management, Non-pharmacological pain management, Buprenorphine-Naloxone
Other · Drug
Lead sponsor
University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
820 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Assess Repeated Doses of INDV-2000 in Healthy Volunteers and in Treatment Seeking Individuals With Opioid Use Disorder

NCT04976855
View directory record Official record
Conditions
Healthy Volunteer, Opioid-use Disorder
Interventions
INDV-2000, Placebo, SUBOXONE® sublingual film
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
3
States / cities
Baltimore, Maryland • DeSoto, Texas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Oct 30, 2026, 9:22 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Obstetric Pain Management for Women With Opioid Use Disorder (QUEST)

NCT04308655
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Interview, Surveys
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 7, 2022 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 3 Interventional Results available

Study Evaluating Safety and Efficacy of Dexmedetomidine (DEX) in Intubated and Mechanically Ventilated Pediatric Intensive Care Unit (PICU) Subjects

NCT00875550
View directory record Official record
Conditions
Sedation
Interventions
Dexmedetomidine, Midazolam, Fentanyl, Morphine
Drug
Lead sponsor
Hospira, now a wholly owned subsidiary of Pfizer
Industry
Eligibility
1 Month to 16 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
33
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Loma Linda, California + 27 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2015 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Phase 2 Interventional Results available

Incomplete Response in Late-Life Depression: Getting to Remission With Buprenorphine

NCT02176291
View directory record Official record
Conditions
Depression, Major Depressive Disorder
Interventions
Buprenorphine, Placebo
Drug
Lead sponsor
Jordan F. Karp
Other
Eligibility
50 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 29, 2018 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Medication Maintenance Therapy in Community Pharmacy Settings

NCT03766893
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Buprenorphine / Naloxone Oral Product, injectable naltrexone, Pharmacy maintenance addiction care
Drug · Other
Lead sponsor
Lifespan
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 1, 2019 · Synced Oct 30, 2026, 9:22 PM EDT
Recruiting Phase 4 Interventional

Low Dose Naltrexone for Pain in Patients With HIV

NCT05537935
View directory record Official record
Conditions
Human Immunodeficiency Virus, Chronic Neuropathic Pain
Interventions
Low Dose Naltrexone
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 30, 2026, 9:22 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Ustekinumab on Cytochrome P450 Enzyme Activities Following Induction and Maintenance Dosing in Participants With Active Crohn's Disease or Ulcerative Colitis

NCT03358706
View directory record Official record
Conditions
Crohn Disease, Ulcerative Colitis
Interventions
Ustekinumab IV Infusion, Ustekinumab SC Injection, Midazolam 2 mg, Warfarin 10 mg, Vitamin K 10 mg, Omeprazole 20 mg, Dextromethorphan 30 mg, Caffeine 100 mg
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
3
States / cities
Cypress, California • Miami Springs, Florida • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Oct 30, 2026, 9:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Imaging Synaptic Density in Cocaine and Opiate Addiction In Vivo Using 11UCB-J PET

NCT03527485
View directory record Official record
Conditions
Opiate Dependence, Cocaine Dependence
Interventions
11UCB-J PET Scan
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
21 Years to 55 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 16, 2024 · Synced Oct 30, 2026, 9:22 PM EDT
Withdrawn Phase 4 Interventional

Evaluation of Naltrexone as a Treatment for Self-injurious Behavior

NCT02726035
View directory record Official record
Conditions
Self-injurious Behavior, Self Mutilation
Interventions
Naltrexone, Placebo
Drug · Other
Lead sponsor
Western Michigan University School of Medicine
Other
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced Oct 30, 2026, 9:22 PM EDT