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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Postoperative methadone Clear all
Terminated Phase 4 Interventional Accepts healthy volunteers

Intraoperative Methadone for Postoperative Pain Control After Thoracic Surgery

NCT04525898
View directory record Official record
Conditions
Postoperative Pain
Interventions
Methadone
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Sep 5, 2026, 2:09 AM EDT
Recruiting Phase 3 Interventional

Methadone in TKA for Post-op Pain and Opioid Reduction

NCT07226076
View directory record Official record
Conditions
Post Operative Pain
Interventions
Methadone Hydrochloride
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 75 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 4 Interventional Results available

Optimizing Outpatient Anesthesia (OSPREy-Outpatient Surgery Pain Relief Enhancement)

NCT03726268
View directory record Official record
Conditions
Opioid Use, Pain, Postoperative
Interventions
Methadone, Fentanyl, Hydromorphone, Morphine, Sufentanil
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
907 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 4 Interventional Results available

The Effect of Choice of Intraoperative Opioid on Postoperative Pain

NCT01542645
View directory record Official record
Conditions
Pain, Postoperative, Chronic Pain
Interventions
Methadone, Fentanyl
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 90 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 29, 2019 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Methadone and Ketamine for Spinal Surgery

NCT02827526
View directory record Official record
Conditions
Pain
Interventions
Ketamine, Control
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 80 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 4 Interventional

Reducing Pain With Methadone and Ketamine in Liver Transplant

NCT06868589
View directory record Official record
Conditions
Liver Transplantation
Interventions
Methadone, ketamine, Hydromorphone, fentanyl
Drug
Lead sponsor
Lahey Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Burlington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Terminated Not applicable Interventional Results available

Intraoperative Methadone vs Morphine for Postoperative Pain Control in Patients Undergoing Surgery of the Tibia

NCT01430182
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Methadone, Morphine
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 50 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 3, 2016 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 4 Interventional

Intraoperative Opioids and Postoperative Recovery After Hepatobiliary or Foregut Surgery

NCT01546948
View directory record Official record
Conditions
Postoperative Pain
Interventions
Methadone, Hydromorphone
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Sep 5, 2026, 2:09 AM EDT
Withdrawn Not applicable Interventional

Comparison of Different Methods of Pain Control After Cesarean Section for Patients on Buprenorphine or Methadone

NCT02091297
View directory record Official record
Conditions
Caesarean Delivery
Interventions
TAP Block, Ropivacaine, Acetaminophen, Morphine
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
3
States / cities
Boston, Massachusetts • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Aug 4, 2016 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 3 Interventional Results available

Perioperative Methadone Use to Decrease Opioid Requirement in Pediatric Spinal Fusion Patients

NCT02558010
View directory record Official record
Conditions
Scoliosis, Pain
Interventions
Methadone, Normal Saline, Morphine
Drug · Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
10 Years to 18 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 5, 2026, 2:09 AM EDT
Recruiting Phase 4 Interventional

Methadone in the Management of Post-Operative Pain in Total Knee Replacement

NCT07485803
View directory record Official record
Conditions
Total Knee Arthroplasty
Interventions
Methadone
Drug
Lead sponsor
AdventHealth
Other
Eligibility
21 Years to 75 Years
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Not applicable Interventional Results available

Real-time Decision Support for Postoperative Nausea and Vomiting (PONV) Prophylaxis

NCT02625181
View directory record Official record
Conditions
Postoperative Nausea and Vomiting
Interventions
Automated recommendation at the start of the case, Automated notification at the start of surgery, Preoperative recommendations: by email, Automated notification at the end of surgery, Anesthesia Information Management System (AIMS), Perioperative Data Warehouse (PDW), General anesthesia, Elective surgery, Propofol, Sevoflurane, Isoflurane, Desflurane, Scopolamine, Droperidol, Haloperidol, Dexamethasone, Promethazine, Meclizine, Aprepitant, Metoclopramide, Fentanyl, Sufentanil, Alfentanil, Remifentanil, Morphine, Meperidine, Hydromorphone, Methadone, Oxycodone, Oxymorphone, Hydrocodone, Ketamine, Ondansetron, Granisetron, Dolasetron mesylate, Palonosetron, Tropisetron, Ramosetron
Procedure · Device · Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
27,034 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 6, 2019 · Synced Sep 5, 2026, 2:09 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Postoperative Pain and Headache After Craniotomy

NCT03908944
View directory record Official record
Conditions
Postoperative Pain
Interventions
Methadone, Standard of Care
Drug
Lead sponsor
Steven Edelstein
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 11, 2020 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 2 Interventional Results available

Comparison of A Single Dose Combination of Methadone and Morphine With Morphine Alone for Treating Post-operative Pain

NCT00142519
View directory record Official record
Conditions
Pain
Interventions
Methadone, methadone and morphine
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 14, 2019 · Synced Sep 5, 2026, 2:09 AM EDT
Terminated Phase 2 Interventional Results available

Dosing of Methadone for Spine Surgery

NCT03605901
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Standard dosing of methadone, Aliquots of methadone titrated to apnea
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Enrolling by invitation Phase 4 Interventional

The MDK Study: Using a Combination of Methadone-dexmedetomidine-ketamine for Postoperative Pain Control in Patients Undergoing Complex Spine Surgeries.

NCT07365800
View directory record Official record
Conditions
Spine Surgery
Interventions
Methadone-dexmedetomidine-ketamine combination
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 79 Years
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Can Post-operative TAP Block Improve Quality of Recovery After C-sections in Patients on Methadone Maintenance?

NCT01644864
View directory record Official record
Conditions
Uncontrolled Postoperative Pain
Interventions
0.375% ROPIVACAINE, placebo
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 40 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2017 · Synced Sep 5, 2026, 2:09 AM EDT
Recruiting Phase 3 Interventional

Evaluation of Analgesia for Cardiac Elective Surgery in Children

NCT06626035
View directory record Official record
Conditions
Pediatric Cardiac Surgery
Interventions
Methadone based ERAS, Non-methadone based group
Drug
Lead sponsor
Senthil Sadhasivam
Other
Eligibility
3 Years to 18 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
3
States / cities
Oakland, California • Cincinnati, Ohio • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Not yet recruiting Phase 3 Interventional

Methadone for Enhanced Postoperative Analgesia in Intermediate-Risk Noncardiac Surgery (MELODY)

NCT07565870
View directory record Official record
Conditions
Postoperative Pain, Recovery
Interventions
Intravenous Methadone, Short-acting Opioids Intraoperative analgesia
Drug
Lead sponsor
Alexandre P. Joosten
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Recruiting Phase 4 Interventional

Methadone for Post-operative Spine Surgery

NCT07517679
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Methadone, Standard of care
Drug
Lead sponsor
Brandon Knopp
Other
Eligibility
18 Years to 120 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Recruiting Phase 4 Interventional

Sufentanil Infusion vs Intravenous Methadone for Postoperative Analgesia Following Head and Neck Dissection With Free Flap or Rotational Reconstruction

NCT06784999
View directory record Official record
Conditions
Free Flap Reconstruction
Interventions
sufentanil, methadone
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 80 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Postoperative Oral Methadone After Major Spine Surgery; Safety, Feasibility and Efficacy in Prevention of Progression to Chronic Opioid Usage at 3 Months

NCT05693675
View directory record Official record
Conditions
Spine Surgery
Interventions
Postoperative methadone, Postoperative placebo, Rescue Analgesia
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Sep 5, 2026, 2:09 AM EDT
Not yet recruiting Phase 3 Interventional

An Artificial Intelligence Driven Approach to Optimize Patient Selection for a Transitional Pain Service

NCT07296770
View directory record Official record
Conditions
Postsurgical Pain Management, Postsurgical Pain, Chronic, Opioid Use After Surgery
Interventions
TPS-Select, Pharmacologic Pain Management, Interventional Pain Procedures, Psychological Management and Pain Education, Physical Therapy
Device · Drug · Procedure + 1 more
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 5, 2026, 2:09 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Study of Dexmedetomidine in Spine Surgery

NCT01850017
View directory record Official record
Conditions
Collapse of Thoracic Vertebra, Collapse of Lumbar Vertebrae
Interventions
Dexmedetomidine
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 80 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 4, 2017 · Synced Sep 5, 2026, 2:09 AM EDT