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ClinicalTrials.gov public records Last synced Oct 23, 2026, 1:29 AM EDT

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Showing 433–456 of 475 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional

Postoperative Benefits of Intraoperative Nociception Level (NOL) Titration - Pilot

NCT04305015
View directory record Official record
Conditions
Nociceptive Pain
Interventions
NOL Guided Analgesia, Routine opioid management
Device · Other
Lead sponsor
Medasense Biometrics Ltd
Other
Eligibility
21 Years to 85 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 6, 2021 · Synced Oct 23, 2026, 1:29 AM EDT
Not yet recruiting Not applicable Interventional

Remote Intervention to Prevent Overdose

NCT07128485
View directory record Official record
Conditions
Accidental Overdose of Opiate
Interventions
Overdose prevention resources, Overdose prevention education
Other · Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Results available

Methadone Versus Morphine for Orthopedic Surgery Patients

NCT00892606
View directory record Official record
Conditions
Fracture, Pain, Postoperative
Interventions
Methadone, Morphine
Drug
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Results available

Alternative Sedation During Bronchoscopy

NCT01158820
View directory record Official record
Conditions
Sedation
Interventions
Dexmedetomidine load, Ketamine load, Midazolam load, Fentanyl load, Dexmedetomidine maintenance, Ketamine maintenance, Midazolam demand, Fentanyl demand, Benadryl demand
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Results available

Stress During Deep Sedation With Propofol With and Without Alfentanil

NCT00997113
View directory record Official record
Conditions
Sedation
Interventions
propofol, alfentanil
Drug
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 25, 2014 · Synced Oct 23, 2026, 1:29 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Intraoperative Methadone Administration for Improved Pain Control in Spinal Fusion Patients

NCT02989597
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Methadone Hydrochloride, Standard pain regimen, Spinal Fusion Surgery, Dexamethasone, Ketamine, Remifentanil, Sufentanil
Drug · Other · Procedure
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2023 · Synced Oct 23, 2026, 1:29 AM EDT
Active, not recruiting Phase 3 Interventional

Fentanyl Buccal Tablet or Morphine for Exertional Dyspnea in Cancer Patients

NCT04188418
View directory record Official record
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Fentanyl Citrate Buccal Tablet, Morphine, Physical Performance Testing, Placebo Administration, Quality-of-Life Assessment, Questionnaire Administration
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 2 Interventional

Transversus Abdominis Plane Blocks for Infants and Children for Postoperative Pain Control

NCT01559740
View directory record Official record
Conditions
Postoperative Pain
Interventions
Bupivacaine
Drug
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
Up to 8 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 21, 2012 · Synced Oct 23, 2026, 1:29 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

TIVA vs TXA in Sinus Surgery to Evaluate Operative Blood Loss and Surgical Field Quality

NCT05639686
View directory record Official record
Conditions
Rhinosinusitis Chronic, Sinus Cancer, Sinus Polyp, Encephalocele
Interventions
Tranexamic acid injection, Total Intravenous Anesthesia, Inhalational isoflurane
Drug
Lead sponsor
Our Lady of the Lake Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 23, 2023 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Intravenous Methadone Versus Intrathecal Morphine for Analgesia Following Cesarean Delivery

NCT06826742
View directory record Official record
Conditions
Cesarean Delivery
Interventions
Intravenous line (IV) Methadone, Intrathecal Morphine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Confirmatory Study of HFVI Guided Analgesic Administration in Surgical Subjects

NCT04049656
View directory record Official record
Conditions
Analgesia
Interventions
HFVI
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Breakthrough Dyspnea Fentanyl Study in Cancer Patients

NCT01515566
View directory record Official record
Conditions
Advanced Cancers, Dyspnea
Interventions
Fentanyl, Placebo, Walking Tests, Questionnaires
Drug · Other · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 22, 2014 · Synced Oct 23, 2026, 1:29 AM EDT
Terminated No phase listed Observational

Studying Fentanyl in Patients With Cancer

NCT00899951
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders, Leukemia, Lymphoma, Lymphoproliferative Disorder, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Pain, Precancerous Condition, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
fentanyl citrate, pharmacological study
Drug · Other
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 18, 2013 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Not applicable Interventional Results available

Pain Management for Pectus Excavatum Repair

NCT00413582
View directory record Official record
Conditions
Postoperative Pain
Interventions
Epidural Analgesia, Patient-Controlled IV Analgesia
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
8 Years to 18 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 16, 2012 · Synced Oct 23, 2026, 1:29 AM EDT
Terminated No phase listed Observational

An Observational, Non-Interventional Trial to Assess Patient Satisfaction and Safety of Subsys™ Spray.

NCT01901718
View directory record Official record
Conditions
Breakthrough Pain
Interventions
Not listed
Lead sponsor
International Clinical Research Institute
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 4, 2014 · Synced Oct 23, 2026, 1:29 AM EDT
Completed No phase listed Observational Results available

Characterizing the Electroencephalogram Signature of Fentanyl During Induction of General Anesthesia

NCT03866278
View directory record Official record
Conditions
Anesthesia
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Timeline
2018 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 23, 2026, 1:29 AM EDT
Terminated Phase 4 Interventional Results available

Paravertebral Nerve Blocks in Neonates

NCT03408340
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
Paravertebral Nerve Block, Standard of Care Anesthesia
Procedure · Drug
Lead sponsor
Emory University
Other
Eligibility
Up to 12 Months
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Oct 23, 2026, 1:29 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 May 1, 2026 · Synced Oct 23, 2026, 1:29 AM EDT
Recruiting No phase listed Observational

Pharmacokinetics of Sedatives and Analgesics During Extracorporeal Membrane Oxygenation (ECMO) Support

NCT03593408
View directory record Official record
Conditions
Drug Effect
Interventions
Dexmedetomidine, Fentanyl, Midazolam, Morphine
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Days to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 23, 2026, 1:29 AM EDT
Terminated Phase 4 Interventional Results available

Indwelling Pleural Catheter With Either Doxycycline or Saline at Day 7 for Pleurodesis

NCT02623959
View directory record Official record
Conditions
Advanced Cancers, Malignant Pleural Effusions
Interventions
Questionnaires, Fentanyl Patch, Fentanyl (IV), Saline, Doxycycline, Phone Calls
Behavioral · Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 7, 2019 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Results available

Airway Responses During Desflurane Anesthesia Via a Laryngeal Mask Airway: Effects of Fentanyl Pretreatment

NCT01277861
View directory record Official record
Conditions
Administration Site Reaction
Interventions
Fentanyl
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2013 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Adherence of 2 Strengths of Newly Manufactured Samples and Aged Samples of a New Formulation (JNJ-35685-AAA-G016 and JNJ-35685-AAA-G021) of Fentanyl Transdermal System Compared With Duragesic Fentanyl Transdermal Patch in Healthy Participants

NCT02608320
View directory record Official record
Conditions
Healthy
Interventions
Duragesic (Fentanyl Transdermal System [TDS] Small Patches), New JNJ-35685-AAA-G016 (Fentanyl TDS -Small Patches), Aged JNJ-35685-AAA-G016 (Fentanyl TDS Small Patches), Duragesic (Fentanyl TDS Large Patches), New JNJ-35685-AAA-G021 (Fentanyl TDS Large Patches), Aged JNJ-35685-AAA-G021 (Fentanyl TDS Large Patches)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 23, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Alfentanil: Simultaneous Testing Pilot

NCT01008059
View directory record Official record
Conditions
Evaluate Two Paradigms for Simultaneous Assessment of Hepatic and Intestinal CYP3A
Interventions
Alfentanil
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 40 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 17, 2019 · Synced Oct 23, 2026, 1:29 AM EDT
Terminated Phase 4 Interventional Results available

Fentanyl and Crushed Ticagrelor in Percutaneous Coronary Intervention

NCT03476369
View directory record Official record
Conditions
Percutaneous Coronary Intervention
Interventions
Fentanyl, Ticagrelor 90Mg Tablet
Drug
Lead sponsor
The Guthrie Clinic
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Sayre, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 23, 2026, 1:29 AM EDT