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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Results available

Transdermal Buprenorphine for the Treatment of Radiation-Induced Mucositis Pain in Head and Neck Cancer Patients

NCT04752384
View directory record Official record
Conditions
Head and Neck Squamous Cell Carcinoma
Interventions
Buprenorphine, Tramadol, Oral Mucositis (OM) Pain App
Drug · Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 19, 2025 · Synced Sep 22, 2026, 6:02 AM EDT
Not listed Not applicable Interventional

Pharmacogenomics Applied to Chronic Pain Treatment in Primary Care

NCT04685304
View directory record Official record
Conditions
Chronic Pain
Interventions
Pharmacogenetic Testing, Pharmacist Consultation Note, Delayed pharmacogenetic testing
Genetic · Other
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 25, 2024 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Conscious Sedation Efficacy of the MKO Melt (Midazolam, Ketamine, Ondansetron)

NCT03653520
View directory record Official record
Conditions
Cataract
Interventions
Diazepam, Tramadol, Ondansetron, MKO melt
Drug
Lead sponsor
Avanti Anesthesia
Other
Eligibility
18 Years and older
Enrollment
651 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 1Phase 2 Interventional

Assessment of Tramadol as a Treatment for Opioid Addiction

NCT00301210
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Tramadol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 16, 2015 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional

The Effect of Prolonged Multimodal Analgesic Regimen on Post Hospital Discharge Opioid Use and Pain Control After Primary Total Knee Arthroplasty

NCT04003350
View directory record Official record
Conditions
Osteo Arthritis Knee
Interventions
Oxycodone, Tramadol, Tylenol, Meloxicam, Gabapentin, Metaxalone, Esomeprazole 20mg
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2019 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

Combined Behavioral and Analgesic Trial for Fibromyalgia

NCT01598753
View directory record Official record
Conditions
Fibromyalgia
Interventions
Tramadol, Placebo, Cognitive Behavior Therapy for FM, Health Education
Drug · Behavioral
Lead sponsor
University of Washington
Other
Eligibility
21 Years to 70 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
2
States / cities
Rochester, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 25, 2019 · Synced Sep 22, 2026, 6:02 AM EDT
Terminated No phase listed Observational

Pain Study to See if Ultram ER Will Provide Relief to Subjects Whose Pain is Not Well Controlled by Narcotics

NCT00505531
View directory record Official record
Conditions
Chronic Pain
Interventions
Tramadol Extended Release Oral Capsule, Benadryl
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Sep 22, 2026, 6:02 AM 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 16, 2023 · Synced Sep 22, 2026, 6:02 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Opioid-Free Pain Control Regiment Following Robotic Radical Prostatectomy

NCT04939987
View directory record Official record
Conditions
Radical Prostatectomies
Interventions
Tramadol, Gabapentin, Hydrocodone-Acetaminophen, Oxycodone-Acetaminophen, Ketorolac, Acetaminophen, Ketorolac tromethamine, Ketamine
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
40 Years to 75 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 5, 2022 · Synced Sep 22, 2026, 6:02 AM EDT
Completed No phase listed Observational

YouScript IMPACT Registry

NCT02191358
View directory record Official record
Conditions
Adverse Drug Events, Adverse Drug Reactions, Drug Interaction Potentiation, Drug Metabolism, Poor, CYP2D6-RELATED, Drug Metabolism, Poor, CYP2C19-RELATED, Cytochrome P450 Enzyme Deficiency, Cytochrome P450 CYP2D6 Enzyme Deficiency, Cytochrome P450 CYP2C9 Enzyme Deficiency, Cytochrome P450 CYP2C19 Enzyme Deficiency, Cytochrome P450 CYP3A Enzyme Deficiency, Poor Metabolizer Due to Cytochrome P450 CYP2C9 Variant, Poor Metabolizer Due to Cytochrome P450 CYP2C19 Variant, Poor Metabolizer Due to Cytochrome P450 CYP2D6 Variant
Interventions
Not listed
Lead sponsor
Genelex Corporation
Industry
Eligibility
65 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
7
States / cities
Garden Grove, California • Denver, Colorado • Lexington, Kentucky + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2017 · Synced Sep 22, 2026, 6:02 AM EDT
Withdrawn Phase 3 Interventional Accepts healthy volunteers

Comparison of Three Opioid Detoxification Treatment Regimens

NCT03678792
View directory record Official record
Conditions
Opioid-Related Disorders, Opioid Withdrawal
Interventions
Buprenorphine/naloxone, Morphine, Tramadol
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 4, 2019 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

A Six Week Study Of The Pain Relieving Effects Of Celecoxib 200 Mg Twice Daily Compared To Tramadol 50 Mg Four Times Daily In Patients With Chronic Low Back Pain

NCT00662558
View directory record Official record
Conditions
Low Back Pain
Interventions
celecoxib, tramadol HCL
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
60
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 49 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2021 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic Study to Evaluate the Dose-Proportionality of Tramadol (ULTRAM) Extended-Release (ER) in Healthy Participants

NCT01800682
View directory record Official record
Conditions
Healthy
Interventions
Tramodol Extended-Release (ER)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 27, 2013 · Synced Sep 22, 2026, 6:02 AM EDT
Terminated Phase 4 Interventional

Postoperative Tramadol/Gabapentin/Ibuprofen Versus Tramadol/Placebo/Ibuprofen

NCT02076893
View directory record Official record
Conditions
Pain
Interventions
gabapentin, Tramadol, Ibuprofen, Placebo
Drug
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
4 Years to 15 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Sep 22, 2026, 6:02 AM EDT
Enrolling by invitation Phase 4 Interventional

Efficacy And Safety Of Tramadol And Oxycodone Versus Oxycodone Monotherapy For Pain Control After Primary Total Knee And Total Hip Arthroplasty

NCT07153003
View directory record Official record
Conditions
Post Operative Pain
Interventions
Oxycodone, Tramadol and Oxycodone
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
560 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Sep 22, 2026, 6:02 AM EDT
Terminated Phase 4 Interventional Results available

PROUD Study - Preventing Opioid Use Disorders

NCT04766996
View directory record Official record
Conditions
Anesthesia, Opioid Use
Interventions
Guided mindfulness exercises, Self-administered aromatherapy, Baby aspirin, Tylenol/Acetaminophen, Pregabalin, Prednisone, Meloxicam, Prilosec, Tramadol, Voltaren, Zofran, Pepcid, Reglan, Versed, Lidocaine, Propofol, Ancef, Tranexamic Acid (TXA), Decadron, Bupivacaine hydrochloride, Toradol
Behavioral · Other · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Sep 22, 2026, 6:02 AM EDT
Active, not recruiting Phase 2 Interventional

Project 1 Aim 2, Adaptations of the Brain in Chronic Pain With Opioid Exposure

NCT05463367
View directory record Official record
Conditions
Opioid Use, Opioid Dependence, Opioid-use Disorder, Narcotic Use, Back Pain, Back Injuries, Chronic Pain, Chronic Low-back Pain, Pain, Chronic, Pain;Back Low;Chronic, Pain, Back
Interventions
Carbidopa-Levodopa 25 Mg-100 Mg Oral Tablet, Naproxen 500 Mg, Opioids
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 2 Interventional

Tramadol to Reduce Opioid Withdrawal Symptoms

NCT00142896
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Tramadol, Naloxone, Morphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 22, 2026, 6:02 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Tramadol Versus Placebo and Morphine in the Management of Post-Operative Pain Abdominoplasty

NCT03774836
View directory record Official record
Conditions
Pain Management
Interventions
Tramadol, Morphine, Placebo
Drug · Other
Lead sponsor
Avenue Therapeutics, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
3
States / cities
Pasadena, California • Houston, Texas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated May 8, 2019 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Celebrex vs Tramadol in the Treatment of Chronic Lower Back Pain.

NCT00290901
View directory record Official record
Conditions
Back Pain
Interventions
Tramadol Hydrochloride 50mg, Celebrex 200mg
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
754 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2006
U.S. locations
53
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2021 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Controlled Substance Treatment Agreements in an Internal Medicine Residents' Clinic

NCT02244099
View directory record Official record
Conditions
Anxiety, Chronic Pain, Opioid Use, Unspecified
Interventions
Controlled Substance
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 23, 2015 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Not applicable Interventional Results available

Evaluation of Stepped Care for Chronic Pain in Iraq/Afghanistan Veterans (ESCAPE)

NCT00386243
View directory record Official record
Conditions
Low Back Pain, Pain, Pain, Intractable
Interventions
Cognitive behavioral therapy, Pain self-management program, Co-Analgesic Therapy, Opioid Analgesics
Behavioral · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effectiveness of Cannabidiol vs. Narcotics for Post Operative Pain Control in Elective Shoulder Arthroscopic Surgery

NCT05240755
View directory record Official record
Conditions
Post-operative Pain
Interventions
Cannabidiol Oil
Drug
Lead sponsor
Foundation for Orthopaedic Research and Education
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Mar 16, 2025 · Synced Sep 22, 2026, 6:02 AM EDT
Completed Phase 2 Interventional

5x-Multiplier vs 3-Tier Model for Discharge Opioid Prescriptions After Intra-abdominal Cancer Surgery: A Randomized Clinical Trial

NCT06232577
View directory record Official record
Conditions
Intra-abdominal Cancer
Interventions
Hydrocodone, Tramadol, Oxycodone
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 22, 2026, 6:02 AM EDT