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Showing 1–24 of 125 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Post-Operative Pain, Chronic Clear all
Completed Phase 2 Interventional Results available

Valproic Acid for the Prevention of Post-Amputation Pain

NCT01928849
View directory record Official record
Conditions
Pain, Phantom, Pain, Neuropathic
Interventions
Valproic Acid, Cherry Syrup
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Bethesda, Maryland • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 18, 2018 · Synced Jun 10, 2026, 12:52 PM EDT
Withdrawn Not applicable Interventional

Using Peripheral Nerve Stimulation (PNS) to Treat Chronic Post-surgical Pain (CPSP) After Knee Surgery

NCT04670042
View directory record Official record
Conditions
Injury; Nerve, Peripheral, Multiple, Chronic Post-Procedural Pain, Total Knee Arthroplasty, Surgery, Knee Injuries, Knee Pain Chronic, Postoperative Pain, Chronic Postoperative Pain
Interventions
SPRINT® Peripheral Nerve Stimulation (PNS) System (510k Cleared)
Device
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2022 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Online Mindfulness-based Intervention to Prevent Chronic Pain

NCT04848428
View directory record Official record
Conditions
Pain, Postoperative, Chronic Pain, Pain Catastrophizing, Pain, Acute
Interventions
Online mindfulness-based cognitive therapy, Online standardized education
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 80 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Jun 10, 2026, 12:52 PM EDT
Withdrawn Phase 4 Interventional

Suboxone User Perioperative Early Referral and Enhanced Recovery After Surgery- Orthopaedic Trauma Surgery Population

NCT04464512
View directory record Official record
Conditions
Addiction Opiate, Chronic Pain, Fractures, Bone, Buprenorphine Dependence
Interventions
Sufentanil
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2022 · Synced Jun 10, 2026, 12:52 PM EDT
Recruiting Not applicable Interventional

Uncovering the Mechanism of Pain Relief by Peripheral Transcutaneous Magnetic Stimulation

NCT07199361
View directory record Official record
Conditions
Post-Surgical Pain, Chronic, Post-traumatic Pain, Chronic
Interventions
Peripheral Transcutaneous Magnetic Stimulation from MagVenture
Device
Lead sponsor
Florida International University
Other
Eligibility
19 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Jun 10, 2026, 12:52 PM EDT
Completed No phase listed Observational

Pharmacogenetic Morphine Spine Study

NCT01839461
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 18 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2019 · Synced Jun 10, 2026, 12:52 PM EDT
Terminated Not applicable Interventional

Acupressure for Pain and Opioid Use Among Breast Cancer Patients

NCT03655600
View directory record Official record
Conditions
Breast Cancer, Fatigue, Chronic Pain
Interventions
Self-administered acupressure
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 24, 2019 · Synced Jun 10, 2026, 12:52 PM EDT
Withdrawn Not applicable Interventional

Efficacy of Vasculera in Prevention on Post-op Pain and Edema Following Lower Extremity Venous Treatment in the Outpatient Setting

NCT02936271
View directory record Official record
Conditions
Venous Insufficiency of Leg, Venous Reflux, Varicose Veins, Lower Extremity Edema Chronic
Interventions
Vasculera, Placebo
Other
Lead sponsor
Corewell Health West
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Grand Rapids, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 22, 2022 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional

Telehealth Mindfulness After Spine Surgery

NCT05698914
View directory record Official record
Conditions
Lumbar Spine Surgery, Chronic Low-back Pain, Postsurgical Pain
Interventions
Telehealth mindfulness-based intervention (MBI), Telehealth Education
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Jun 10, 2026, 12:52 PM EDT
Not yet recruiting Phase 1 Interventional

Simultaneous Engagement of Networks for Alleviating Pain (SENAP)

NCT07057206
View directory record Official record
Conditions
Neuropathic Pain, Postherpetic Neuralgia
Interventions
PFM-guided cortical stimulation
Device
Lead sponsor
University of Minnesota
Other
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional

Cognitive Behavioural Therapy to Optimize Post-Operative Recovery Trial

NCT04274530
View directory record Official record
Conditions
Pain, Postoperative, Pain, Acute, Pain, Chronic, Fractures, Closed, Fractures, Open
Interventions
Cognitive Behavioural Therapy
Behavioral
Lead sponsor
McMaster University
Other
Eligibility
18 Years and older
Enrollment
1,024 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
6
States / cities
Indianapolis, Indiana • Baltimore, Maryland • Largo, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Jun 10, 2026, 12:52 PM EDT
Active, not recruiting No phase listed Observational

Postoperative and Chronic Pain Genetic Spine Surgery Study

NCT02998138
View directory record Official record
Conditions
Scoliosis, Kyphosis, Kyphoscoliosis
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 18 Years
Enrollment
880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
5
States / cities
Stanford, California • Baltimore, Maryland • Jackson, Mississippi + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced Jun 10, 2026, 12:52 PM EDT
Not listed No phase listed Observational

Predicting Chronic Pain Following Breast Surgery

NCT04967352
View directory record Official record
Conditions
Chronic Pain, Opioid Use, Breast Pain, Breast Cancer
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Jun 10, 2026, 12:52 PM EDT
Completed No phase listed Observational

The Adolescent Surgery Experience: A Mixed Methods Analysis

NCT05482919
View directory record Official record
Conditions
Pain, Postoperative, Pain, Pain, Acute, Pain, Chronic, Adolescent Behavior, Opioid Use
Interventions
Baseline Survey, Post Operative Surveys, Qualitative Interviews
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
11 Years to 21 Years
Enrollment
501 participants
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Phase 2 Interventional Results available

Study of Efficacy and Safety of SAF312 Eye Drops in Subjects With Post-operative Corneal Induced Chronic Pain (CICP)

NCT04630158
View directory record Official record
Conditions
Chronic Ocular Pain
Interventions
SAF312 Placebo, SAF312
Other · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
24
States / cities
Mission Hills, California • Newport Beach, California • Palo Alto, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional Results available

Microcurrent Device (TIVIC Health)

NCT05198518
View directory record Official record
Conditions
Chronic Rhinosinusitis
Interventions
Microcurrent TENS device, Sham Device
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional

BiZact Tonsillectomy in the Pediatric Population

NCT04725305
View directory record Official record
Conditions
Tonsillectomy, Tonsillitis Chronic, Hemorrhage, Postoperative Pain, Postoperative Hemorrhage, Surgery--Complications, Otorhinolaryngologic Diseases
Interventions
BiZact, Standard of care
Device · Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 18 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2024 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional

Operant Conditioning of Sensory Brain Responses to Reduce Phantom Limb Pain in People With Limb Amputation

NCT05880251
View directory record Official record
Conditions
Phantom Limb Pain After Amputation, Lower Limb Amputation, Upper Limb Amputation, Phantom Pain, Chronic Pain
Interventions
Operant Conditioning with Peripheral Stimulation, Control Group with Peripheral Stimulation Only
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Jun 10, 2026, 12:52 PM EDT
Not listed No phase listed Observational

Pilot Study Evaluating Neuro-Imaging Correlates of Epigenetic Finding in Prediction of Chronic Postsurgical Pain

NCT04681183
View directory record Official record
Conditions
Chronic Post-surgical Pain
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
8 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Not applicable Interventional

Preventing Persistent Pain and Reducing Depressive and Anxious Symptoms Following Mastectomy and Lumpectomy

NCT03430765
View directory record Official record
Conditions
Persistent Postsurgical Pain, Breast Cancer Female, Ductal Carcinoma in Situ
Interventions
Acceptance and Commitment Therapy
Behavioral
Lead sponsor
Katherine Hadlandsmyth
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Feb 10, 2019 · Synced Jun 10, 2026, 12:52 PM EDT
Completed No phase listed Observational

Persistent Post-Surgical Pain in Women With BrCA

NCT02266082
View directory record Official record
Conditions
Breast Cancer, Chronic Pain
Interventions
No intervention
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 75 Years · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 27, 2018 · Synced Jun 10, 2026, 12:52 PM EDT
Completed Phase 2 Interventional

Efficacy of Opioids and Mexiletine for the Treatment of Postamputation Pain

NCT00383682
View directory record Official record
Conditions
Amputation, Chronic Pain
Interventions
morphine and mexiletine
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2003
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2006 · Synced Jun 10, 2026, 12:52 PM EDT
Active, not recruiting No phase listed Observational

Evaluation And Risk Assessment For Persistent Postsurgical Pain After Breast Surgery

NCT03408717
View directory record Official record
Conditions
Breast Cancer, Chronic Pain, Acute Pain, Depression, Anxiety
Interventions
Questionnaires, Mechanical Temporal Summation assessment, Pain threshold assessment
Other
Lead sponsor
KK Women's and Children's Hospital
Government
Eligibility
21 Years to 80 Years · Female only
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Jun 10, 2026, 12:52 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Assessing Symptom and Mood Dynamics in Pain Using the Smartphone Application SOMA

NCT05754190
View directory record Official record
Conditions
Chronic Pain, Acute Pain, Post Operative Pain, Fibromyalgia, Primary, Fibromyalgia, Secondary, Fibromyalgia, Irritable Bowel Syndrome, Chronic Headache Disorder, Chronic Migraine, Chronic Pelvic Pain Syndrome, Temporomandibular Joint Disorders, Endometriosis-related Pain, Arthritis, Chronic Low-back Pain, Failed Back Surgery Syndrome, Post Herpetic Neuralgia, Neuropathic Pain, Painful Diabetic Neuropathy, Painful Bladder Syndrome, Trauma-related Wound, Trauma, Multiple, Chronic Pain Syndrome, Chronic Shoulder Pain
Interventions
SOMA pain manager smartphone application
Device
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced Jun 10, 2026, 12:52 PM EDT