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Showing 1–24 of 71 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Post-Herpetic Neuralgia Clear all
Completed Phase 2Phase 3 Interventional

NGX-4010 for the Treatment of Postherpetic Neuralgia

NCT00061776
View directory record Official record
Conditions
Herpes Zoster, Neuralgia, Pain, Peripheral Nervous System Diseases, Shingles
Interventions
Capsaicin Dermal Patch
Drug
Lead sponsor
NeurogesX
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
28
States / cities
Huntsville, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2008 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 2 Interventional

Study of a Bupivacaine Patch (Eladur™) to Treat Post- Herpetic Neuralgia

NCT00478179
View directory record Official record
Conditions
Postherpetic Neuralgia, Pain
Interventions
Transdermal/Patch (Bupivacaine TTS [Eladur™])
Drug
Lead sponsor
Durect
Industry
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
7
States / cities
La Jolla, California • Loma Linda, California • Santa Monica, California + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2009 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 4 Interventional

A Study Of Lidocaine Patch 5% Alone, Gabapentin Alone, And Lidocaine Patch 5% And Gabapentin In Combination For The Relief Of Pain In Patients With Diverse Peripheral Neuropathic Pain Conditions

NCT00904202
View directory record Official record
Conditions
Postherpetic Neuralgia, Diabetic Neuropathy, Complex Regional Pain Syndrome, Carpal Tunnel Syndrome, HIV Neuropathy, Idiopathic Sensory Neuropathy, Peripheral Neuropathy
Interventions
Placebo Capsules + Placebo Patch, Placebo capsules + Lidoderm®, Gabapentin + Placebo, Gabapentin + Lidoderm®, Gabapentin 300 mg capsules 1800 mg/day + placebo patch, Gabapentin 1800 mg/day + Lidoderm patch
Drug
Lead sponsor
Endo USA Inc., a Keenova Therapeutics Company
Industry
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
7
States / cities
Birmingham, Alabama • Hueytown, Alabama • Phoenix, Arizona + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 1, 2024 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 2 Interventional Results available

A Crossover Study to Evaluate the Safety, Tolerability and Efficacy of XPF-002 in Subjects With Postherpetic Neuralgia (PHN)

NCT01195636
View directory record Official record
Conditions
Postherpetic Neuralgia
Interventions
XPF-002, Placebo
Drug
Lead sponsor
Xenon Pharmaceuticals Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
24
States / cities
Jonesboro, Arkansas • Lomita, California • Westlake Village, California + 21 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2013 · Synced Jul 22, 2026, 10:23 AM EDT
Not listed Phase 2 Interventional

Dose-Finding Study of REN-1654 in Patients With Post-Herpetic Neuralgia

NCT00099528
View directory record Official record
Conditions
Neuralgia, Shingles, Peripheral Nervous System Disease
Interventions
REN-1654
Drug
Lead sponsor
Renovis
Industry
Eligibility
55 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
16
States / cities
Huntsville, Alabama • Peoria, Arizona • Phoenix, Arizona + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2010 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

New Topical Treatment for Continued Pain After Shingles

NCT00566904
View directory record Official record
Conditions
Postherpetic Neuralgia
Interventions
Epikeia coatings with aspirin, Epikeia coatings with lidocaine, Epikeia coatings alone
Drug · Other
Lead sponsor
Biomedical Development Corporation
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 30, 2011 · Synced Jul 22, 2026, 10:23 AM EDT
Completed No phase listed Observational

Evolution of Pain From Herpes Zoster

NCT00305357
View directory record Official record
Conditions
Post-Herpetic Neuralgia, Acute Herpes Zoster
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced Jul 22, 2026, 10:23 AM EDT
Recruiting Not applicable Interventional

Closed-Loop Deep Brain Stimulation for Refractory Chronic Pain

NCT04144972
View directory record Official record
Conditions
Spinal Cord Injuries, Nerve Injury, Pain, Postoperative, Post Herpetic Neuralgia, Complex Regional Pain Syndromes, Post-Stroke Pain, Post Radiation Brain Injury, Post Radiation Plexopathy, Nerve Root Avulsion
Interventions
Medtronic Summit RC+S or Percept RC
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
22 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2025 · Synced Jul 22, 2026, 10:23 AM EDT
Terminated Phase 3 Interventional

A Comparative Study of FV-100 vs. Valacyclovir for the Prevention of Post-Herpetic Neuralgia

NCT02412917
View directory record Official record
Conditions
Shingles, Herpes Zoster, Postherpetic Neuralgia
Interventions
FV-100, valacyclovir
Drug
Lead sponsor
ContraVir Pharmaceuticals, Inc.
Industry
Eligibility
30 Years and older
Enrollment
237 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Webster, Texas
Source: ClinicalTrials.gov public record
Updated Dec 21, 2017 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Long-Term Safety of Hydrocodone Bitartrate Extended-Release Tablets (CEP-33237) in Patients Who Require Opioid Treatment for an Extended Period of Time

NCT01223365
View directory record Official record
Conditions
Chronic Pain
Interventions
Hydrocodone ER
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
54
States / cities
Mobile, Alabama • Anaheim, California • Beverly Hills, California + 46 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2017 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Not applicable Interventional Results available

Effects of Pennsaid on Clinical Neuropathic Pain

NCT01508676
View directory record Official record
Conditions
Neuralgia, Postherpetic Neuralgia, Reflex Sympathetic Dystrophy, Complex Regional Pain Syndrome (CRPS)
Interventions
Pennsaid, Placebo (2.3% DMSO solution)
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 5, 2017 · Synced Jul 22, 2026, 10:23 AM EDT
Terminated Phase 2 Interventional

[S,S]-Reboxetine Long Term Safety Study In Post-Shingles Pain.

NCT00354094
View directory record Official record
Conditions
Pain
Interventions
[S,S]-Reboxetine
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
6
States / cities
Tampa, Florida • West Palm Beach, Florida • Greensboro, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2007 · Synced Jul 22, 2026, 10:23 AM EDT
Active, not recruiting Not applicable Interventional

Transcranial Magnetic Stimulation for Chronic Neuropathic Pain

NCT05593237
View directory record Official record
Conditions
Chronic Neuropathic Pain, Post-Stroke Pain, Trigeminal Neuralgia, Nerve Injury, Spinal Cord Injuries, Pain, Postoperative, Complex Regional Pain Syndromes, Post-herpetic Neuralgia, Nerve Root Avulsion
Interventions
High Frequency rTMS, Low Frequency rTMS
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 4 Interventional

A Study of the Effectiveness And Safety Of Lidoderm® As Add-On Treatment in Patients With Postherpetic Neuralgia, Diabetic Neuropathy, or Low Back Pain

NCT00904020
View directory record Official record
Conditions
Postherpetic Neuralgia, Diabetic Neuropathy, Low Back Pain
Interventions
Lidoderm
Drug
Lead sponsor
Endo USA Inc., a Keenova Therapeutics Company
Industry
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2002
U.S. locations
11
States / cities
Birmingham, Alabama • Phoenix, Arizona • Plantation, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 1, 2024 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 2 Interventional Results available

RN624 For Pain Of Post-Herpetic Neuralgia

NCT00568321
View directory record Official record
Conditions
Neuralgia, Postherpetic
Interventions
RN624, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
31
States / cities
Anniston, Alabama • Litchfield Park, Arizona • Phoenix, Arizona + 24 more
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced Jul 22, 2026, 10:23 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Study to Find Out if Therapy With the Drug Pregabalin Relieves Pain During Shingles Compared With Placebo

NCT00352651
View directory record Official record
Conditions
Herpes Zoster, Postherpetic Neuralgia
Interventions
Pregabalin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2011 · Synced Jul 22, 2026, 10:23 AM EDT
Not yet recruiting Phase 2Phase 3 Interventional

A Phase IIb/III Clinical Study to Evaluate the Efficacy and Safety of APC101 in Patients With Postherpetic Neuralgia.

NCT07599800
View directory record Official record
Conditions
PHN - Post-Herpetic Neuritis
Interventions
APC101, Control
Drug · Other
Lead sponsor
Andros Pharmaceuticals Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Florida City, Florida
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 2 Interventional

[S,S]-Reboxetine Dose-Range Finding Trial

NCT00288652
View directory record Official record
Conditions
Pain
Interventions
[S,S]-Reboxetine
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
79
States / cities
Huntsville, Alabama • Chandler, Arizona • Mesa, Arizona + 76 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Jul 22, 2026, 10:23 AM EDT
Terminated Phase 2 Interventional

A Trial Assessing The Long Term Safety And Tolerability Of [S,S]-Reboxetine In Patients With Post-Shingles Pain.

NCT00353808
View directory record Official record
Conditions
Pain
Interventions
[S,S]-Reboxetine
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
57
States / cities
Huntsville, Alabama • Chandler, Arizona • Gilbert, Arizona + 53 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2011 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Shingles Prevention Study

NCT00007501
View directory record Official record
Conditions
Herpes Zoster, Postherpetic Neuralgia
Interventions
Varicella-zoster vaccine, Placebo
Biological
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
60 Years and older
Enrollment
38,456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2011
U.S. locations
22
States / cities
Birmingham, Alabama • Palo Alto, California • San Diego, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jul 3, 2013 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Effects of Vaporized Marijuana on Neuropathic Pain

NCT01037088
View directory record Official record
Conditions
Neuropathic Pain, Reflex Sympathetic Dystrophy, Peripheral Neuropathy, Post-herpetic Neuralgia, Spinal Cord Injury, Multiple Sclerosis
Interventions
Mild dose cannabis, Low dose cannabis, Cannabis
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 70 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jan 30, 2018 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 3 Interventional Results available

Study of Embeda (Kadian NT, ALO-01) in Subjects With Chronic Moderate to Severe Nonmalignant Pain

NCT00415597
View directory record Official record
Conditions
Pain
Interventions
ALO-01 (Morphine Sulfate Plus Naltrexone Hydrochloride ER)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 70 Years
Enrollment
467 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
58
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tempe, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2013 · Synced Jul 22, 2026, 10:23 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy of Gabapentin in Postherpetic Neuralgia

NCT00335933
View directory record Official record
Conditions
Neuralgia, Postherpetic
Interventions
Gabapentin extended-release tablets
Drug
Lead sponsor
Depomed
Industry
Eligibility
18 Years and older
Enrollment
378 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2007 · Synced Jul 22, 2026, 10:23 AM EDT