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Completed Phase 3 Interventional

To Evaluate the Long-Term Safety and Efficacy of Pregabalin in Patients With Partial Seizures.

ClinicalTrials.gov ID: NCT00141336

Public ClinicalTrials.gov record NCT00141336. 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, 9:57 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

Pregabalin BID Open-Label Add-On Trial: An Open-Label, Multicenter Follow-On Study to Determine Long-Term Safety and Efficacy in Patients With Partial Seizures.

Study identification

NCT ID
NCT00141336
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Pfizer
Industry
Enrollment
750 participants

Conditions and interventions

Interventions

  • Pregabalin Drug

Drug

Eligibility (public fields only)

Age range
12 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
Oct 31, 1999
Primary completion
Not listed
Completion
Jun 30, 2005
Last update posted
Dec 31, 2006

1999 – 2005

United States locations

U.S. sites
97
U.S. states
31
U.S. cities
74
Facility City State ZIP Site status
Pfizer Investigational Site Phoenix Arizona 85013
Pfizer Investigational Site Tucson Arizona 85724
Pfizer Investigational Site Bakersfield California 93301
Pfizer Investigational Site Berkeley California 94705
Pfizer Investigational Site Concord California 94520
Pfizer Investigational Site Covina California 91723
Pfizer Investigational Site El Cajon California 92021
Pfizer Investigational Site Encino California 91436
Pfizer Investigational Site La Mesa California 91942
Pfizer Investigational Site Marina Del Ray California 90292
Pfizer Investigational Site Martinez California 94553
Pfizer Investigational Site Northridge California 91325
Pfizer Investigational Site Pinole California 94564
Pfizer Investigational Site Redondo Beach California 90277
Pfizer Investigational Site Sacramento California 95816
Pfizer Investigational Site Sacramento California 95823
Pfizer Investigational Site San Diego California 92120
Pfizer Investigational Site Santa Monica California 90404
Pfizer Investigational Site Walnut Creek California 94598
Pfizer Investigational Site Denver Colorado 80218
Pfizer Investigational Site Englewood Colorado 80110
Pfizer Investigational Site Danbury Connecticut 06810
Pfizer Investigational Site Miami Florida 33173
Pfizer Investigational Site Miami Florida 33176
Pfizer Investigational Site Orlando Florida 32806
Pfizer Investigational Site Tampa Florida 33609
Pfizer Investigational Site Atlanta Georgia 30322
Pfizer Investigational Site Chicago Illinois 60611
Pfizer Investigational Site Chicago Illinois 60612
Pfizer Investigational Site Chicago Illinois 60640
Pfizer Investigational Site Crestview Hills Kentucky 41017
Pfizer Investigational Site Louisville Kentucky 40202
Pfizer Investigational Site Ruston Louisiana 71270
Pfizer Investigational Site Baltimore Maryland 21287
Pfizer Investigational Site Detroit Michigan 48202-2689
Pfizer Investigational Site Golden Valley Minnesota 55422
Pfizer Investigational Site Minneapolis Minnesota 55422
Pfizer Investigational Site Jackson Mississippi 39216
Pfizer Investigational Site St Louis Missouri 63110
Pfizer Investigational Site Las Vegas Nevada 89102
Pfizer Investigational Site Las Vegas Nevada 89106
Pfizer Investigational Site Concord New Hampshire 03301
Pfizer Investigational Site Dover New Hampshire 03820
Pfizer Investigational Site New Brunswick New Jersey 08901
Pfizer Investigational Site New Brunswick New Jersey 08903
Pfizer Investigational Site Ridgewood New Jersey 07450
Pfizer Investigational Site Albuquerque New Mexico 87131-5021
Pfizer Investigational Site Albuquerque New Mexico 87131-5281
Pfizer Investigational Site Albuquerque New Mexico 87131
Pfizer Investigational Site Brooklyn New York 11203
Pfizer Investigational Site New York New York 10021
Pfizer Investigational Site The Bronx New York 10467
Pfizer Investigational Site Asheville North Carolina 28803
Pfizer Investigational Site Asheville North Carolina 28806
Pfizer Investigational Site Raleigh North Carolina 27607
Pfizer Investigational Site Winston-Salem North Carolina 27103
Pfizer Investigational Site Winston-Salem North Carolina 37103
Pfizer Investigational Site Cincinnati Ohio 45219
Pfizer Investigational Site Cincinnati Ohio 45242
Pfizer Investigational Site Columbus Ohio 43210
Pfizer Investigational Site Oklahoma City Oklahoma 73104-5068
Pfizer Investigational Site Medford Oregon 97504
Pfizer Investigational Site Portland Oregon 97201
Pfizer Investigational Site Portland Oregon 97209
Pfizer Investigational Site Portland Oregon 97210
Pfizer Investigational Site Philadelphia Pennsylvania 19104
Pfizer Investigational Site Philadelphia Pennsylvania 19107
Pfizer Investigational Site Pittsburgh Pennsylvania 15212
Pfizer Investigational Site Ridley Park Pennsylvania 19078
Pfizer Investigational Site Upland Pennsylvania 19013
Pfizer Investigational Site Cranston Rhode Island 02920
Pfizer Investigational Site Knoxville Tennessee 37916
Pfizer Investigational Site Memphis Tennessee 38103
Pfizer Investigational Site Dallas Texas 75216
Pfizer Investigational Site Dallas Texas 75230
Pfizer Investigational Site Dallas Texas 75243
Pfizer Investigational Site Fort Worth Texas 76107-2699
Pfizer Investigational Site Fort Worth Texas 76107
Pfizer Investigational Site Houston Texas 77002
Pfizer Investigational Site Houston Texas 77025
Pfizer Investigational Site Houston Texas 77030
Pfizer Investigational Site Lubbock Texas 79410
Pfizer Investigational Site San Antonio Texas 78207
Pfizer Investigational Site San Antonio Texas 78229
Pfizer Investigational Site Alexandria Virginia 22304
Pfizer Investigational Site Alexandria Virginia 22311
Pfizer Investigational Site Charlottesville Virginia 22908
Pfizer Investigational Site Roanoke Virginia 24014
Pfizer Investigational Site Roanoke Virginia 24016
Pfizer Investigational Site Sterling Virginia 20165
Pfizer Investigational Site Bellevue Washington 98004
Pfizer Investigational Site Friday Harbor Washington 98004
Pfizer Investigational Site Spokane Washington 99202
Pfizer Investigational Site Spokane Washington 99204
Pfizer Investigational Site Morgantown West Virginia 26507
Pfizer Investigational Site Marshfield Wisconsin 54449
Pfizer 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 6 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00141336, 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 Dec 31, 2006 · Synced Jul 22, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00141336 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →