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Completed Phase 2 Interventional Results available

A Study In Patients With Neuropathic Pain From Post-Herpetic Neuralgia (PHN)

ClinicalTrials.gov ID: NCT00619476

Public ClinicalTrials.gov record NCT00619476. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 9:02 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Study PXN110748: An Efficacy and Safety Study of XP13512 Compared With a Concurrent Placebo Control in Subjects With Neuropathic Pain Associated With Post-herpetic Neuralgia (PHN)

Study identification

NCT ID
NCT00619476
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
XenoPort, Inc.
Industry
Enrollment
376 participants

Conditions and interventions

Interventions

  • GEn 1200mg/day Drug
  • GEn 2400mg/day Drug
  • GEn 3600mg/day Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 31, 2008
Primary completion
Jun 30, 2009
Completion
Jun 30, 2009
Last update posted
Jul 21, 2013

2008 – 2009

United States locations

U.S. sites
72
U.S. states
28
U.S. cities
68
Facility City State ZIP Site status
GSK Investigational Site Birmingham Alabama 35205
GSK Investigational Site Northport Alabama 35476
GSK Investigational Site Chandler Arizona 85225
GSK Investigational Site Gilbert Arizona 85234
GSK Investigational Site Litchfield Park Arizona 85340
GSK Investigational Site Scottsdale Arizona 85251
GSK Investigational Site Tucson Arizona 85741
GSK Investigational Site Little Rock Arkansas 72205
GSK Investigational Site Arcadia California 91007
GSK Investigational Site Huntington Park California 90255
GSK Investigational Site New Port Beach California 92660
GSK Investigational Site Northridge California 91325
GSK Investigational Site Oxnard California 93030
GSK Investigational Site Redondo Beach California 90277
GSK Investigational Site Riverside California 92506
GSK Investigational Site San Diego California 92117
GSK Investigational Site San Francisco California 94109
GSK Investigational Site Santa Monica California 90404
GSK Investigational Site Boulder Colorado 80304
GSK Investigational Site Bradenton Florida 34203
GSK Investigational Site Bradenton Florida 34206
GSK Investigational Site Daytona Beach Florida 32117
GSK Investigational Site Hallandale Florida 33009
GSK Investigational Site Hollywood Florida 33021
GSK Investigational Site Naranja Florida 33032
GSK Investigational Site New Port Richey Florida 34652
GSK Investigational Site Ocala Florida 34471
GSK Investigational Site St. Petersburg Florida 33702
GSK Investigational Site Tallahassee Florida 32308
GSK Investigational Site Tampa Florida 33603
GSK Investigational Site Tampa Florida 33607
GSK Investigational Site Tampa Florida 33612
GSK Investigational Site Decatur Georgia 30033
GSK Investigational Site Marietta Georgia 30066
GSK Investigational Site Chicago Illinois 60611
GSK Investigational Site Libertyville Illinois 60048
GSK Investigational Site Danville Indiana 46122
GSK Investigational Site Elkhart Indiana 46514
GSK Investigational Site Terre Haute Indiana 47802
GSK Investigational Site Shreveport Louisiana 71101
GSK Investigational Site Rockville Maryland 20852
GSK Investigational Site Boston Massachusetts 02215
GSK Investigational Site Bingham Farms Michigan 48025
GSK Investigational Site Olive Branch Mississippi 38654
GSK Investigational Site Kansas City Missouri 64111
GSK Investigational Site St Louis Missouri 63117
GSK Investigational Site Reno Nevada 89502
GSK Investigational Site Lebanon New Hampshire 03766
GSK Investigational Site Albuquerque New Mexico 87108
GSK Investigational Site Amherst New York 14226
GSK Investigational Site Brooklyn New York 11235
GSK Investigational Site New York New York 10004
GSK Investigational Site New York New York 10128
GSK Investigational Site Rochester New York 14642
GSK Investigational Site Charlotte North Carolina 28204
GSK Investigational Site Greensboro North Carolina 27408
GSK Investigational Site Hickory North Carolina 28601
GSK Investigational Site High Point North Carolina 27262
GSK Investigational Site Salisbury North Carolina 28144
GSK Investigational Site Winston-Salem North Carolina 27103
GSK Investigational Site Cincinnati Ohio 45246
GSK Investigational Site Norman Oklahoma 73071
GSK Investigational Site Oklahoma City Oklahoma 73112
GSK Investigational Site Eugene Oregon 97401
GSK Investigational Site Medford Oregon 97501
GSK Investigational Site Altoona Pennsylvania 16602
GSK Investigational Site San Antonio Texas 78238
GSK Investigational Site Weber City Virginia 24290
GSK Investigational Site Tacoma Washington 98405
GSK Investigational Site Wenatchee Washington 98801
GSK Investigational Site Yakima Washington 98902
GSK Investigational Site Milwaukee Wisconsin 53226

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 11 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00619476, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 21, 2013 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00619476 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →