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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 4 Interventional Results available

Dexamethasone and Pain Following Total Knee Arthroplasty

NCT02271698
View directory record Official record
Conditions
Acute Pain, Chronic Pain
Interventions
Dexamethasone, Placebo
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
55 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Sep 24, 2026, 4:04 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Effect of Postoperative Ketorolac on Bone Healing After Joint Fusion

NCT04872283
View directory record Official record
Conditions
Ketorolac, Joint Fusion
Interventions
great toe (1st metatarsophalangeal joint) fusion, IV Ketorolac, Ketorolac Pill, 5/325mg Oxycodone-Acetaminophen, Aspirin 81Mg Ec Tab
Procedure · Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 3, 2021 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 1 Interventional

Aprepitant Effects in Intravenous Heroin Dependence

NCT01527994
View directory record Official record
Conditions
Opioid Dependence
Interventions
Aprepitant, Placebo pill
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 55 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 22, 2021 · Synced Sep 24, 2026, 4:04 PM EDT
Withdrawn Phase 3 Interventional

Nalmefene vs Naloxone for the Treatment of Recurrent Respiratory Depression After Opioid Overdose

NCT06408714
View directory record Official record
Conditions
Opioid Overdose, Opiate Overdose
Interventions
Nalmefene Injection, Naloxone Injection
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 9, 2025 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional

Opioid Free Anesthesia and Bariatric Surgery

NCT04144153
View directory record Official record
Conditions
Postoperative Quality of Recovery
Interventions
Opioid Free Total Intravenous Anesthesia, Total Intravenous anesthesia with opioid
Combination Product
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 70 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Results available

Analgesia Regimens Following Trans-sphenoidal Surgery for Pituitary Tumors

NCT02351700
View directory record Official record
Conditions
Pituitary Tumor, Pain
Interventions
IV Caldolor, IV Placebo
Drug
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
18 Years to 79 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 3 Interventional Results available

A Multicenter, Randomized, Open-Label, Parallel-Group Trial to Compare the Efficacy and Safety of the Sufentanil NanoTab PCA System/15 mcg (Zalviso™)to Intravenous Patient-Controlled Analgesia With Morphine for the Treatment of Acute Post-Operative Pain

NCT01539538
View directory record Official record
Conditions
Post-Operative Pain
Interventions
Sufentanil NanoTab PCA System/15 mcg, morphine IV PCA
Drug
Lead sponsor
Talphera, Inc
Industry
Eligibility
18 Years and older
Enrollment
357 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
16
States / cities
Florence, Alabama • Montgomery, Alabama • Sheffield, Alabama + 13 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2015 · Synced Sep 24, 2026, 4:04 PM EDT
Terminated Phase 4 Interventional

The Effect of Perioperative Intravenous Lidocaine Infusion on Opioid Consumption After Lumbar Spine Surgery

NCT03624985
View directory record Official record
Conditions
Pain, Postoperative, Opioid Use
Interventions
Intravenous Lidocaine Infusion, Placebo Infusion
Drug
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jan 30, 2023 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Not applicable Interventional Results available

5HT3 Antagonists to Treat Opioid Withdrawal and to Prevent the Progression of Physical Dependence

NCT01549652
View directory record Official record
Conditions
Opioid Withdrawal, Physical Dependence
Interventions
Ondansetron, Placebo, Morphine, Naloxone 0.4 mg/70 kg, Naloxone 0.8 mg/70 kg
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2019 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparing Intravenous Hydromorphone to Usual Care

NCT01429298
View directory record Official record
Conditions
Pain
Interventions
Hydromorphone, Usual care
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 17, 2018 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Results available

Improving Post-Operative Pain and Recovery in Gynecologic Surgery

NCT04175509
View directory record Official record
Conditions
Postoperative Pain, Opioid Use, Acetaminophen
Interventions
Rectal acetaminophen, Intravenous acetaminophen
Drug
Lead sponsor
Aultman Health Foundation
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Canton, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Sep 24, 2026, 4:04 PM EDT
Terminated Phase 4 Interventional Results available

Epidural and Intravenous Patient-Controlled Analgesia Following Lumbar Spinal Fusion Surgery

NCT03115151
View directory record Official record
Conditions
Pain
Interventions
Bupivacaine, Hydromorphone, Fentanyl
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2023 · Synced Sep 24, 2026, 4:04 PM EDT
Recruiting Phase 4 Interventional

Epidural Analgesia Versus Opioid-sparing Analgesia for Open Ventral Hernia Repair With Transversus Abdominis Release

NCT07840183
View directory record Official record
Conditions
Ventral Hernia, Ventral Hernia Repair, Postoperative Pain
Interventions
Bupivicaine, Fentanyl, Thoracic epidural analgesia, Hydromorphone, Acetaminophen, Ketorolac, magnesium sulfate, Tramadol, Gabapentin, Cyclobenzaprine, transversus abdominis plane block
Drug · Device · Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Results available

Comparing Acute Pain Management Protocols for Patients With Sickle Cell Disease

NCT02222246
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Hydromorphone (Standardized, weight-based dosing), Morphine Sulfate (Standardized, weight-based dosing), Hydromorphone (Patient Specific dosing), Morphine Sulfate (Patient Specific dosing)
Drug
Lead sponsor
Duke University
Other
Eligibility
21 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
New York, New York • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 3, 2017 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Abuse Potential of Oxymorphone Compared to Other Mu Opioid Agonists.

NCT03389750
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Intravenous Challenge Drug
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Lexington, Kentucky • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Sep 24, 2026, 4:04 PM EDT
Recruiting Phase 3 Interventional

Non-invasive Vagal Nerve Stimulation in Opioid Use Disorders UH3

NCT05834478
View directory record Official record
Conditions
Withdrawal Symptoms, Opioid Use Disorder, Opioid Use
Interventions
Transcutaneous Cervical Vagal Nerve Stimulation, Sham Stimulation, [F-18]Fallypride
Device · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
6
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 24, 2026, 4:04 PM EDT
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

Investigating the Analgesic Potential of (2R,6R)-HNK in Acute Pain in Healthy Volunteers

NCT07504601
View directory record Official record
Conditions
Healthy Volunteers
Interventions
(2R,6R)-Hydroxynorketamine, Placebo
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 60 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Not applicable Interventional Results available

Does a Single Intravenous Dose of Ketamine Reduce the Need for Supplemental Opioids in Post-Cesarean Section Patients?

NCT00486902
View directory record Official record
Conditions
Ketamine Adverse Reaction, Effects of; Anesthesia, Spinal and Epidural, in Pregnancy, Complication of Labor and/or Delivery
Interventions
Ketamine, Placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Results available

Intravenous Oliceridine and Opioid-related Complications

NCT04979247
View directory record Official record
Conditions
Major Surgery
Interventions
Oliceridine
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
3
States / cities
Winston-Salem, North Carolina • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Results available

Ketamine Infusion Therapy for the Management of Acute Pain in Adult Rib Fracture Patients

NCT02432456
View directory record Official record
Conditions
Wounds and Injuries, Rib Fractures
Interventions
Ketamine, Placebo, Intercostal Nerve Block, Acetaminophen, Ibuprofen, Pantoprazole, Methocarbamol, Opioid
Drug · Procedure
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced Sep 24, 2026, 4:04 PM EDT
Suspended Phase 3 Interventional

Methadone as an Alternative Treatment for Children Underdoing HSCT

NCT06940570
View directory record Official record
Conditions
Leukemia, Aplastic Anemia, Bone Marrow Failure Syndromes, SCID
Interventions
PCA plus methadone (Experimental), PCA Alone (SOC)
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
6 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2028 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Sep 24, 2026, 4:04 PM EDT
Completed Phase 4 Interventional Results available

Effect of Methylnaltrexone on the PK/PD Profiles of Ticagrelor in Patients Treated With Morphine

NCT02403830
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Methylnaltrexone, Placebo, Morphine, Ticagrelor
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Sep 24, 2026, 4:04 PM EDT
Withdrawn Phase 4 Interventional

A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study of the Relationship Between Intraoperative Intravenous Acetaminophen and Postoperative Opioid Avoidance for Ambulatory Surgical Procedures

NCT01231191
View directory record Official record
Conditions
Postoperative Pain, Intraoperative and Postoperative Opioid Requirements
Interventions
Intravenous acetaminophen, Intravenous placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Sep 24, 2026, 4:04 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Imaging CRF X NOP Interactions in Alcohol Use Disorder

NCT07612631
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Baseline [C-11]NOP-1A PET scan, Hydrocortisone, Post-hydrocortisone [C-11]NOP-1A PET scan
Radiation · Drug
Lead sponsor
Rajesh Narendran
Other
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 24, 2026, 4:04 PM EDT