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ClinicalTrials.gov public records Last synced Oct 22, 2026, 4:36 AM EDT

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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Fentanyl 20 mcg Clear all
Withdrawn Early Phase 1 Interventional

Transition From Acute to Chronic Opioid Use and Chronic Pain

NCT07211399
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Opioid-free anesthesia, Opioid-based anesthesia
Drug
Lead sponsor
Jacques E. Chelly
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Overall Performance of the Zalviso System™ (Sufentanil Sublingual Tablet System) 15 mcg

NCT02662764
View directory record Official record
Conditions
Moderate-to-severe Acute Pain
Interventions
Zalviso™ 15 mcg
Drug
Lead sponsor
Talphera, Inc
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
11
States / cities
Florence, Alabama • Sheffield, Alabama • Phoenix, Arizona + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2018 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reducing Postoperative Opioids in Patients Undergoing Laparoscopic Hiatal Hernia

NCT05953428
View directory record Official record
Conditions
Hiatal Hernia
Interventions
Opioid Sparing Anesthesia Protocol (OSA), Opioid Based Anesthesia Protocol (OBA)
Other
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Optimizing Dose of Bupivacaine in Combined Spinal Epidurals To Reduce Side Effects

NCT02159807
View directory record Official record
Conditions
Pregnancy
Interventions
Bupivacaine, Fentanyl
Drug
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 48 Years · Female only
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 3, 2019 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 3 Interventional Results available

Safety and Clinical Utility Study of SSEC Fentanyl 40 mcg for Acute Post-op Pain Management in Pediatric Participants

NCT02395653
View directory record Official record
Conditions
Pain, Postoperative
Interventions
fentanyl
Drug
Lead sponsor
The Medicines Company
Industry
Eligibility
12 Years to 17 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
10
States / cities
Palo Alto, California • Miami, Florida • Atlanta, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2017 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Not applicable Interventional Results available

Effects of Epidural Lidocaine on the Pharmacokinetic and Pharmacodynamic Profiles of DepoDur® After Cesarean Delivery

NCT00804609
View directory record Official record
Conditions
Epidural Analgesia, Obstetric
Interventions
DepoDur following epidural lidocaine, DepoDur following spinal anesthetic
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Oct 22, 2026, 4:36 AM EDT
Withdrawn Phase 4 Interventional

Post-Operative Pain Control in Opioid Tolerant Patients: Fentanyl Challenge Protocol Versus Standard of Care

NCT02324933
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Fentanyl
Drug
Lead sponsor
Bassett Healthcare
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
1
States / cities
Cooperstown, New York
Source: ClinicalTrials.gov public record
Updated Nov 2, 2015 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Trial to Evaluate the Sufentanil NanoTab® PCA System/15 mcg (Zalviso™) for Post-Operative Pain in Patients After Knee or Hip Replacement Surgery

NCT01660763
View directory record Official record
Conditions
Post Operative Pain
Interventions
Sufentanil NanoTab PCA System/15 mcg, Placebo Sufentanil NanoTab PCA System
Drug
Lead sponsor
Talphera, Inc
Industry
Eligibility
18 Years and older
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Damascus, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Open-Label, Safety, and Efficacy Study of Dexmedetomidine in Preterm Subjects Ages ≥28 Weeks to <36 Weeks Gestational Age

NCT01508455
View directory record Official record
Conditions
Anesthesia
Interventions
Dexmedetomidine, Midazolam, Fentanyl, Morphine
Drug
Lead sponsor
Hospira, now a wholly owned subsidiary of Pfizer
Industry
Eligibility
28 Weeks to 36 Weeks
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
4
States / cities
Louisville, Kentucky • Pittsburgh, Pennsylvania • Greenville, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2017 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Comparison of Chloroprocaine vs Lidocaine for Epidural Anesthesia in Cesarean Delivery

NCT03414359
View directory record Official record
Conditions
Surgical Anesthesia, Cesarean Section
Interventions
2% Lidocaine, 3% Chloroprocaine
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 13, 2020 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 3 Interventional

Comparison of Paravertebral Block With General Anesthesia in Patients Undergoing Breast Cancer Surgery

NCT00645138
View directory record Official record
Conditions
Breast Cancer
Interventions
Paravertebral Block, General Anesthesia
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2011 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetic Characterization of the Active, Separated System With PK Controller (Fentanyl Iontophoretic Transdermal System, 40 Mcg Fentanyl Per Activation).

NCT01750060
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Fentanyl, Naltrexone
Drug
Lead sponsor
Incline Therapeutics, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Apr 19, 2013 · Synced Oct 22, 2026, 4:36 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 22, 2026, 4:36 AM EDT
Completed Phase 4 Interventional Results available

Comparing Effectiveness of CSE Versus DPE for Labor Analgesia

NCT05068661
View directory record Official record
Conditions
Labor Pain
Interventions
Ropivacaine 0.1% Injectable Solution, Bupivacaine 0.25% Injectable Solution
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Combined Spinal-Epidural Versus Traditional Labor Epidural

NCT00151346
View directory record Official record
Conditions
Labour Pain
Interventions
Bupivacaine and Fentanyl (for CSE), Bupivacaine and Fentanyl (for traditional epidural)
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 18, 2008 · Synced Oct 22, 2026, 4:36 AM EDT
Terminated Phase 4 Interventional

Epidural Fentanyl for 2nd Stage Labor Analgesia

NCT03120780
View directory record Official record
Conditions
Labor Pain
Interventions
Fentanyl 20 mcg, Fentanyl 100 mcg
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older · Female only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 4 Interventional Results available

Safety Study of Analgesia After Craniotomy Surgery With End Tidal (ET) Carbon Dioxide (CO2) Monitoring

NCT01327677
View directory record Official record
Conditions
Pain
Interventions
Fentanyl
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 31, 2017 · Synced Oct 22, 2026, 4:36 AM EDT
Enrolling by invitation No phase listed Observational

Evaluation of the Typical Spinal Block During Cesarean Delivery

NCT06206044
View directory record Official record
Conditions
Cesarean Section, Anesthesia, Obstetric
Interventions
Intrathecal 1.6 ml 0.75% bupivacaine in 8.25% dextrose combined with 15 mcg fentanyl and 150 mcg preservative-free morphine
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
15 Years to 55 Years · Female only
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 22, 2026, 4:36 AM EDT
Recruiting Not applicable Interventional

Music Listening: A Mechanistic Trial

NCT05541029
View directory record Official record
Conditions
Critical Illness
Interventions
Live music, Recorded music, Usual care
Behavioral · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
2 Months to 17 Years
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 22, 2026, 4:36 AM EDT
Terminated Phase 4 Interventional Results available

Tetracaine Combined Spinal Epidural (CSE) Versus Bupivacaine CSE

NCT01005459
View directory record Official record
Conditions
Labor Pain
Interventions
Tetracaine, Bupivacaine
Drug
Lead sponsor
Wake Forest University
Other
Eligibility
12 Years and older · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 4 Interventional Results available

Muscle Relaxation for Pediatric Adenotonsillectomy

NCT06225466
View directory record Official record
Conditions
Tonsillectomy
Interventions
Rocuronium, Sugammadex, Anesthesia without neuromuscular blockade
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
2 Years to 12 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2025 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 4 Interventional

Premedication for Less Invasive Surfactant Administration Study (PRELISA)

NCT05065424
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
IV Atropine and Fentanyl Premedication Arm, IV Normal Saline Placebo Arm
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
0 Hours to 72 Hours
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 22, 2026, 4:36 AM EDT
Terminated Not applicable Interventional Results available

Lidocaine and Ketamine Versus Standard Care on Acute and Chronic Pain

NCT00720330
View directory record Official record
Conditions
Pain, Nausea
Interventions
ropivacaine, Lidocaine/Ketamine, placebo
Drug · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 75 Years · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Mayfield Heights, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced Oct 22, 2026, 4:36 AM EDT
Completed Phase 4 Interventional

Genicular and Anterior Femoral Cutaneous Nerve Blocks for Total Knee Arthroplasty

NCT05980546
View directory record Official record
Conditions
Total Knee Replacement, Genicular Nerve Block, Opioid Use
Interventions
Bupivacaine Injection, Dexamethasone injection, Fentanyl, Mepivacaine
Drug
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 80 Years
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Oct 22, 2026, 4:36 AM EDT