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ClinicalTrials.gov public records Last synced Oct 17, 2026, 2:35 AM EDT

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Showing 145–168 of 291 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Gabapentin Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Optimization of Pre-operative Oral Analgesics in Patients Undergoing Ambulatory Minimally Invasive Hysterectomy

NCT03420794
View directory record Official record
Conditions
Hysterectomy, Laparoscopy, Analgesia
Interventions
Timing of pre-operative oral non-narcotic analgesics in relation to minimally invasive hysterectomy
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 2 Interventional

Gabapentin and Tizanidine for Insomnia in Chronic Pain

NCT04429347
View directory record Official record
Conditions
Insomnia Due to Medical Condition, Chronic Pain
Interventions
Gabapentin, Placebo, Tizanidine
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 3, 2025 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of Gabapentin 400 mg Capsules Under Fasting Conditions

NCT00864058
View directory record Official record
Conditions
Healthy
Interventions
Gabapentin 400 mg capsules, NEURONTIN® 400 mg capsules
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 17, 2010 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of Gabapentin 800 mg Tablets Under Fasting Conditions

NCT00864760
View directory record Official record
Conditions
Healthy
Interventions
Gabapentin 800 mg tablets, single dose (1 tablet), NEURONTIN® 400 mg capsules, single dose (2 capsules)
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 17, 2010 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalence Study of Gabapentin 800 mg Tablets Under Fasting Conditions

NCT00778401
View directory record Official record
Conditions
Healthy
Interventions
Gabapentin tablets 800 mg
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Single Dose Preoperative Gabapentin Use in Minimally Invasive Hysterectomy for Acute Pain Management

NCT02703259
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Gabapentin, Acetaminophen, Celecoxib
Drug
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older · Female only
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated May 20, 2020 · Synced Oct 17, 2026, 2:35 AM EDT
Enrolling by invitation Phase 4 Interventional

Pain Management Study

NCT05231460
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Active Comparator: narcotic regimen with TAP block, Active Comparator: narcotic regimen with no TAP block, non-narcotic regimen with TAP block, non-narcotic regimen with no TAP block
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 24, 2025 · Synced Oct 17, 2026, 2:35 AM EDT
Completed No phase listed Observational Results available

Phase IV Study of FDA Approved, Once-Daily GRALISE™(Gabapentin) Tablets for the Treatment of Postherpetic Neuralgia

NCT01426230
View directory record Official record
Conditions
Post Herpetic Neuralgia
Interventions
Not listed
Lead sponsor
Depomed
Industry
Eligibility
18 Years and older
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
37
States / cities
Mobile, Alabama • Tuscaloosa, Alabama • Phoenix, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2013 · Synced Oct 17, 2026, 2:35 AM EDT
Terminated Phase 4 Interventional Results available

Three Way Interaction Between Gabapentin, Duloxetine, and Donepezil in Patients With Diabetic Neuropathy

NCT00619983
View directory record Official record
Conditions
Diabetic Neuropathic Pain, Chronic Low Back Pain
Interventions
donepezil, duloxetine, donepezil 2.5 mg and duloxetine 30mg, placebo, gabapentin
Drug
Lead sponsor
Wake Forest University
Other
Eligibility
18 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
2
States / cities
Winston-Salem, North Carolina • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 3 Interventional Results available

Study of Gabapentin Extended Release (G-ER) in the Treatment of Vasomotor (Hot Flashes/Hot Flushes) Symptoms in Postmenopausal Women

NCT00755417
View directory record Official record
Conditions
Hot Flashes
Interventions
Gabapentin Extended-Release (G-ER) 1200 mg, Gabapentin Extended-Release (G-ER) 1800 mg, Placebo
Drug
Lead sponsor
Depomed
Industry
Eligibility
18 Years to 70 Years · Female only
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
45
States / cities
Birmingham, Alabama • Montgomery, Alabama • Tempe, Arizona + 42 more
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Oct 17, 2026, 2:35 AM EDT
Recruiting Early Phase 1 Interventional

Implantable Microdevice In Primary Brain Tumors

NCT04135807
View directory record Official record
Conditions
Grade II Glioma, Grade III Glioma, Grade IV Glioma, Astrocytoma, Oligodendroglioma of Brain, Anaplastic Astrocytoma of Brain, Anaplastic Oligodendroglioma, Glioblastoma
Interventions
Microdevice
Combination Product
Lead sponsor
Oliver Jonas
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Decreasing Narcotics in Advanced Pelvic Surgery

NCT02110719
View directory record Official record
Conditions
Narcotic Use, Pain, Constipation, Nausea
Interventions
Celebrex, Gabapentin, IV acetaminophen, oral acetaminophen, oral ibuprofen, percocet, vicodin, Oxycodone, dilaudid, Dexamethasone, zofran
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 17, 2016 · Synced Oct 17, 2026, 2:35 AM EDT
Withdrawn Phase 4 Interventional

Single Shot Exparel vs Catheters in Lower Extremity Trauma

NCT07221019
View directory record Official record
Conditions
Fracture Dislocation of Ankle Joint, Fracture Leg, Fracture Femur, Fracture Lower Leg, Fracture
Interventions
Bupivacaine, Exparel + Bupivacaine
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Not applicable Interventional

Gabapentin For the Control of Hot Flashes in Women With Breast Cancer

NCT00022074
View directory record Official record
Conditions
Anxiety Disorder, Breast Cancer, Depression, Hot Flashes
Interventions
gabapentin, quality-of-life assessment
Drug · Procedure
Lead sponsor
Gary Morrow
Other
Eligibility
Up to 120 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
18
States / cities
Mobile, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 15 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2015 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Preoperative Gabapentin for Acute and Chronic Post-thoracotomy Analgesia

NCT00588159
View directory record Official record
Conditions
Pain
Interventions
Gabapentin, Diphenhydramine
Drug
Lead sponsor
Michelle Kinney
Other
Eligibility
45 Years to 75 Years
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 4 Interventional Results available

Pregabalin vs. Gabapentin on Reducing Opioid Usage

NCT04705480
View directory record Official record
Conditions
Analgesics, Gabapentin, Injuries, Narcotics, Pain, Trauma
Interventions
Pregabalin 50mg, Gabapentin 300mg, Neither Pregabalin nor Gabapentin
Drug
Lead sponsor
CAMC Health System
Other
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 4 Interventional Results available

ACL Repair and Multimodal Analgesia

NCT01868425
View directory record Official record
Conditions
Pain
Interventions
multimodal:acetaminophen, gabapentin, ketamine, bupivacaine, placebo pills and injectables
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 55 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Early Phase 1 Interventional

Effect of Gabapentin on Post-Operative Pain in Minimally Invasive Sacrocolpopexy

NCT05609682
View directory record Official record
Conditions
Post Operative Pain
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 6, 2024 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Not applicable Interventional Results available

Engaging Patients to Promote Deprescribing

NCT04294901
View directory record Official record
Conditions
Medical Overuse, Inappropriate Prescribing, Deprescriptions
Interventions
Direct to patient medication brochure
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
5,946 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
4
States / cities
San Francisco, California • Boston, Massachusetts • Leeds, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated May 18, 2025 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 2 Interventional Results available

Gabapentin Treatment of Benzodiazepine Abuse in Methadone Maintenance Patients

NCT00420771
View directory record Official record
Conditions
Benzodiazepine Dependence, Opioid Dependence
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Long Island City, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2019 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 2 Interventional Results available

PECS Block vs. Multimodal Analgesia for Prevention of Persistent Postoperative Pain in Breast Surgery

NCT03084536
View directory record Official record
Conditions
Breast Cancer, Breast Cancer Female, Cancer of Breast
Interventions
Bupivacaine, Gabapentin, Celecoxib, Acetaminophen, Midazolam, Fentanyl
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 24, 2024 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Nonopioid Analgesia After Arthroscopic Meniscus Surgery

NCT03820193
View directory record Official record
Conditions
Meniscus Disorder, Narcotic Use
Interventions
Celecoxib, Hydrocodon/Acetaminophen, Ketorolac, Gabapentin, Acetaminophen, Diazepam
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 5, 2023 · Synced Oct 17, 2026, 2:35 AM EDT
Recruiting Not applicable Interventional

Cervical Traction to Reduce Gabaergic Medication Use for Neuropathic Itch

NCT06751056
View directory record Official record
Conditions
Pruritus
Interventions
Cervical Traction Device
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 17, 2026, 2:35 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Study to Assess the Pharmacodynamic Interaction Between Gabapentin and Ethanol in Healthy Subjects

NCT00666796
View directory record Official record
Conditions
Insomnia
Interventions
Placebo ethanol, Ethanol, Placebo, Gabapentin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
21 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 17, 2026, 2:35 AM EDT