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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Acute Post-surgical Pain Clear all
Terminated Phase 4 Interventional Results available

Multicenter Study to Compare Intravenous and Oral Acetaminophen for the Treatment of Acute Moderate to Severe Pain

NCT02746263
View directory record Official record
Conditions
Acute Pain, Postoperative
Interventions
IV acetaminophen, Oral acetaminophen, Morphine
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
50 Years to 90 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
2
States / cities
Pensacola, Florida • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Jun 25, 2026, 6:58 PM EDT
Recruiting Phase 3 Interventional

PF614 Analgesic Activity in Acute Postoperative Pain (PF614-301)

NCT06602271
View directory record Official record
Conditions
Postoperative Pain, Acute
Interventions
PF614 capsule, Placebo
Drug
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia • Houston, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 2 Interventional

Study of Indomethacin Capsules to Treat Pain Following Surgery in Children Ages 6 to <17 Years of Age

NCT02633969
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Indomethacin Capsules low dose, Indomethacin Capsules high dose
Drug
Lead sponsor
Iroko Pharmaceuticals, LLC
Industry
Eligibility
6 Years to 16 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
5
States / cities
Sheffield, Alabama • Aurora, Colorado • Coral Gables, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2018 · Synced Jun 25, 2026, 6:58 PM EDT
Recruiting Not applicable Interventional

Studying Melatonin and Recovery in Teens

NCT06093477
View directory record Official record
Conditions
Juvenile; Scoliosis, Scoliosis Idiopathic, Scoliosis; Adolescence, Scoliosis;Congenital, Kyphosis, Spondylolisthesis, Pectus Surgery, Hip Surgery
Interventions
Fast-Dissolve Melatonin Pill, Fast-Dissolve Placebo Pill
Dietary Supplement · Other
Lead sponsor
Stanford University
Other
Eligibility
12 Years to 18 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Terminated Phase 2 Interventional Results available

Use of Tapentadol Oral Solution for Pain After Surgery in Children From Newborn to Less Than 2 Years Old

NCT02221674
View directory record Official record
Conditions
Moderate to Severe Acute Postoperative Pain
Interventions
Tapentadol
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
1 Day to 23 Months
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Palo Alto, California • Louisville, Kentucky • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2018 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 3 Interventional

Efficacy and Safety of Intranasal Morphine for Pain After Elective Orthopedic Surgery

NCT00390039
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Intranasal morphine, Placebo, IV morphine
Drug
Lead sponsor
Javelin Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
7
States / cities
Phoenix, Arizona • Bakersfield, California • State College, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2008 · Synced Jun 25, 2026, 6:58 PM EDT
Suspended Phase 2 Interventional Accepts healthy volunteers

Reducing Opioid Use and Misuse After Wisdom Molar Extractions

NCT04414917
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Twin block, iPill dispenser
Drug · Device
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Optimizing Acute Post-Operative Dental Pain Management Using New Health Information Technology

NCT03881891
View directory record Official record
Conditions
Pain, Postoperative, Complication, Postoperative
Interventions
Follow-app intervention arm
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
1,525 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
San Francisco, California • Hillsboro, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 3, 2022 · Synced Jun 25, 2026, 6:58 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

fMRI and IVCM Cornea Microscopy of CXL in Keratoconus

NCT04439552
View directory record Official record
Conditions
Pain, Postoperative, Pain, Chronic, Pain, Acute, Surgical Injury, Surgical Wound, Cornea Injury, Cornea, Keratoconus
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
8 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Jun 25, 2026, 6:58 PM EDT
Withdrawn Phase 4 Interventional

Pericapsular Nerve Group Block (PENG) for Hip Surgery

NCT05118620
View directory record Official record
Conditions
Hip Arthropathy, Postoperative Pain, Acute, Pain, Postoperative
Interventions
Active bupivacaine 0.375% PENG block, Placebo normal saline PENG block
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 2, 2022 · Synced Jun 25, 2026, 6:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Multimodal Analgesic Protocol to Moderate Acute Pain

NCT03456141
View directory record Official record
Conditions
Pain, Post-operative
Interventions
third molar surgery
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional

Study Exploring the Effect of Music on Pain After Ventral Hernia Surgery

NCT05374096
View directory record Official record
Conditions
Postoperative Pain, Acute, Ventral Hernia, Hernia Abdominal Wall, Surgery, Anxiety
Interventions
Patient-Chosen Music, Placebo
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
321 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 20, 2023 · Synced Jun 25, 2026, 6:58 PM EDT
Withdrawn Phase 4 Interventional

Ketamine in Colorectal Surgery

NCT02785003
View directory record Official record
Conditions
Acute Pain, Pain, Postoperative, Colorectal Surgery
Interventions
Placebo, Ketamine, Acetaminophen, Opioid, Alvimopan
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Jun 25, 2026, 6:58 PM EDT
Not listed Phase 4 Interventional

ZYNRELEF® for Postoperative Analgesia After Laparoscopic Sleeve Gastrectomy

NCT05863221
View directory record Official record
Conditions
Post Operative Pain, Acute, Bariatric Surgery Candidate, Postoperative Pain
Interventions
ZYNRELEF 200Mg-6Mg Extended-Release Solution
Drug
Lead sponsor
Dr. Yannis Raftopoulos
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Holyoke, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 17, 2023 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Not applicable Interventional

Biofeedback Based Virtual Reality Intervention to Manage Postoperative Pain

NCT04943874
View directory record Official record
Conditions
Pain, Pain, Postoperative, Pain, Acute, Surgery
Interventions
Technology Based Intervention Group 1, Technology Based Intervention Group 2
Device
Lead sponsor
Vanessa Olbrecht
Other
Eligibility
12 Years to 18 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 2 Interventional

This is a Study Evaluating the Efficacy and Safety of LTG-001 for Acute Pain After Surgical Removal of Impacted Third Molars

NCT06774625
View directory record Official record
Conditions
Acute Pain, Postoperative
Interventions
LTG-001 High Dose, LTG-001 Mid Dose, LTG-001 Low Dose, Placebo, Suzetrigine
Drug · Other
Lead sponsor
Latigo Biotherapeutics
Industry
Eligibility
18 Years to 50 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Recruiting No phase listed Observational

Understanding the Acute Pain Phenotype in Patients Undergoing Surgery

NCT06466941
View directory record Official record
Conditions
Acute Pain, Chronic Post Operative Pain, Opioid Use
Interventions
regional anesthesia, no regional anesthesia, acute pain consultation, no acute pain consultation
Procedure · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Terminated Not applicable Interventional

Optimal Management of Pain in Hospitalized Patients - Opioid Tolerant Populations.

NCT02470728
View directory record Official record
Conditions
Pain, Acute Pain, Postoperative Pain
Interventions
New Clinical Pathway
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Orange, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 10, 2025 · Synced Jun 25, 2026, 6:58 PM EDT
Enrolling by invitation Phase 4 Interventional

Suzetrigine for Non-Mastectomy Breast Surgery

NCT07463430
View directory record Official record
Conditions
Pain, Acute Postoperative, Breast Disease
Interventions
suzetrigine
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Jun 25, 2026, 6:58 PM EDT
Not listed Not applicable Interventional

Are Adductor Canal Blocks With Bupivacaine and Added Magnesium Better at Managing Post-operative Pain Than Bupivacaine and Added Buprenorphine in Patients Undergoing Same-day Discharge Total Knee Arthroplasty?

NCT05091138
View directory record Official record
Conditions
Post-operative Pain, Acute, Opioid Use
Interventions
Adding Magnesium as an adjuvant to Bupivacaine in the adductor canal block (ACB) for same-day discharge total knee arthroplasty, Adding Buprenorphine as an adjuvant to Bupivacaine in the adductor canal block (ACB) for same-day discharge total knee arthroplasty
Drug
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Pontiac, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 24, 2021 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 3 Interventional Results available

An Open-Label Safety Study Of DIC075V (Intravenous Diclofenac Sodium) In Patients With Acute Post-Operative Pain

NCT00726388
View directory record Official record
Conditions
Pain, Postoperative
Interventions
DIC075V (intravenous diclofenac sodium)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 85 Years
Enrollment
1,050 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
46
States / cities
Birmingham, Alabama • Florence, Alabama • Mobile, Alabama + 37 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2021 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Phase 4 Interventional Results available

Nicotine Patch as an Analgesic Adjuvant After Surgery

NCT00440830
View directory record Official record
Conditions
Pain
Interventions
nicotine patch, placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 60 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Jun 25, 2026, 6:58 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Preoperative Regional Nerve Block for Acute and Chronic Post-Operative Pain Following Mastectomy

NCT04019834
View directory record Official record
Conditions
Breast Cancer, Mastectomy, Anesthesia, Local, Narcotic Use
Interventions
regional nerve block with local anesthesia of bupivacaine with steroid, Placebo regional nerveblock with normal saline
Drug · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 2, 2022 · Synced Jun 25, 2026, 6:58 PM EDT
Completed No phase listed Observational

The Management of Postoperative Craniotomy Pain in Pediatric Patients

NCT01576601
View directory record Official record
Conditions
Post Craniotomy Surgery, Cancer, Epilepsy, Vascular Malformations, Craniofacial Reconstructive Surgery
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
Up to 18 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
3
States / cities
Baltimore, Maryland • Boston, Massachusetts • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 10, 2017 · Synced Jun 25, 2026, 6:58 PM EDT