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Completed Phase 3 Interventional Results available

Efficacy and Safety of Hydrocodone Bitartrate (HYD) in Subjects With Moderate to Severe Chronic Low Back Pain

ClinicalTrials.gov ID: NCT01452529

Public ClinicalTrials.gov record NCT01452529. 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 Oct 26, 2026, 11:35 PM EDT

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

Official title

A Multicenter, Randomized, Double-blind, Placebo-controlled Study With an Open-label Run-in to Assess the Efficacy and Safety of Hydrocodone Bitartrate (HYD) Tablets 20 to 120 mg Once-daily in Subjects With Moderate to Severe Chronic Low Back Pain

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The primary objective of this study is to evaluate the analgesic efficacy and safety of HYD tablets 20 to 120 mg once-daily dose compared to placebo in subjects with moderate to severe chronic low back pain uncontrolled by their current stable analgesic regimen

Study identification

NCT ID
NCT01452529
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Purdue Pharma LP
Industry
Enrollment
905 participants

Conditions and interventions

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
Oct 2011 (Type not available)
Primary completion
Sep 2013 (Actual)
Completion
Oct 2013 (Actual)
Last update posted
Mar 10, 2020

2011 – 2013

United States locations

U.S. sites
102
U.S. states
32
U.S. cities
86
Facility City State ZIP Site status
Alliance Clinical Research Birmingham Alabama 35213 —
Coastal Clinical Research, Inc. Mobile Alabama 36608 —
Arizona Research Center Phoenix Arizona 85023 —
Redpoint Research Phoenix Arizona 85029 —
Genova Clinical Research Tucson Arizona 85704 —
Quality of Life Medical & Research Center, LLC Tucson Arizona 85712 —
Redpoint Research Tucson Arizona 85712 —
ACRI-Phase 1, LLC Anaheim California 92801-2417 —
Orange County Research Institute Anaheim California 92801 —
United Clinical Research Center, Inc. Anaheim California 92804 —
Research Center of Fresno, Inc. Fresno California 93726 —
TriWest Research Associates La Mesa California 91942 —
Torrance Clinical Research Institute Inc. Lomita California 90717 —
Skyline Research, LLC Long Beach California 90806 —
Center for Clinical Research, Inc. Richmond California 94806 —
Northern California Research Sacramento California 95821 —
Encompass Clinical Research Spring Valley California 91978 —
Chase Medical Research, LLC Waterbury Connecticut 06708 —
Orthopedic Research Institute Boynton Beach Florida 33472 —
Meridien Research Bradenton Florida 34208 —
Innovative Research of West Florida, Inc. Clearwater Florida 33756 —
Avail Clinical Research, LLC DeLand Florida 32720 —
Florida Health Center Fort Lauderdale Florida 33312 —
Clinical Physiology Associates Fort Myers Florida 33916 —
AGA Clinical Trials Hialeah Florida 33012 —
Clinical Neuroscience Solutions, Inc. Jacksonville Florida 32216 —
Health Awareness, Inc. Jupiter Florida 33458 —
Fidelity Clinical Research, Inc. Lauderhill Florida 33319 —
Neuroscience Consultants LLC Miami Florida 33176 —
International Research Associates, LLC Miami Florida 33183 —
Journey Research, Inc Oldsmar Florida 34677 —
Clinical Neuroscience Solutions, Inc. Orlando Florida 32806 —
Compass Research, LLC Orlando Florida 32806 —
Peninsula Research Inc. Ormond Beach Florida 32174 —
Advent Clinical Research Centers, Inc. Pinellas Park Florida 33781 —
Gold Coast Research, LLC Plantation Florida 33317 —
Sarasota Research, LLC Sarasota Florida 34243 —
Clinical Research of West Florida, Inc. Tampa Florida 33603 —
Southeast Regional Research Group Columbus Georgia 31904 —
Georgia Institute for Clinical Research, LLC Marietta Georgia 30060 —
Taylor Research, LLC Marietta Georgia 30060 —
Better Health Clinical Research, Inc. Newnan Georgia 30265 —
Atlanta Knee and Shoulder Clinic, PC Stockbridge Georgia 30281 —
Illinois Center for Clinical Research Chicago Illinois 60622 —
Rehabilitation Associates of Indiana Indianapolis Indiana 46250 —
Northwest Indiana Center for Clinical Research Valparaiso Indiana 46383 —
Integrated Clinical Trial Services, Inc. West Des Moines Iowa 50265 —
ICRI Overland Park Kansas 66210 —
Community Research Crestview Hills Kentucky 41017 —
Commonwealth Biomedical Research, LLC Madisonville Kentucky 42431 —
Louisiana Research Associates, Inc. New Orleans Louisiana 70114 —
IRC Clinics, Inc. Towson Maryland 21204 —
Beacon Clinical Research, LLC Brockton Massachusetts 02301 —
MedVadis Research Corporation Watertown Massachusetts 02472-3930 —
QUEST Research Institute Bingham Farms Michigan 48025 —
Medical Research Associates, Inc. Traverse City Michigan 49684 —
Healthcare Research Network Hazelwood Missouri 63042 —
Medex Healthcare Research, Inc. St Louis Missouri 63117 —
Advance Clinical Research St Louis Missouri 63128 —
Mercy Health Research St Louis Missouri 63141 —
Sundance Clinical Research, LLC St Louis Missouri 63141 —
Quality Clinical Research Omaha Nebraska 68114 —
Advanced Biomedical Research of America Las Vegas Nevada 89123 —
Research Facility Las Vegas Nevada 89144 —
Comprehensive Clinical Research Berlin New Jersey 08009 —
CRI Worldwide LLC Willingboro New Jersey 08046 —
Albuquerque Clinical Trials, Inc. Albuquerque New Mexico 87102 —
Lovelace Scientific Resources Albuquerque New Mexico 87108 —
Drug Trials America Hartsdale New York 10530 —
The Medical Research Network, LLC New York New York 10128 —
Finger Lakes Clinical Research Rochester New York 14618 —
Upstate Clinical Research Associates Williamsville New York 14221 —
PMG Research of Charlotte, LLC Charlotte North Carolina 28209 —
PMG Research of Wilmington LLC Wilmington North Carolina 28401 —
Clinical Trials of America, Inc. Winston-Salem North Carolina 27103 —
The Center for Clinical Research Winston-Salem North Carolina 27103 —
Daystar Clinical Research, Inc. Akron Ohio 44313 —
IVA Research Cincinnati Ohio 45245 —
Community Research Cincinnati Ohio 45255 —
Bone Joint and Spine Surgeons, Inc. Toledo Ohio 43623 —
Cutting Edge Research Group Oklahoma City Oklahoma 73116 —
Allegheny Pain Management, P.C. Altoona Pennsylvania 16602 —
CRI Worldwide, LLC Philadelphia Pennsylvania 19139 —
Founders Research Corporation Philadelphia Pennsylvania 19152 —
Tipton Medical & Diagnostic Center Tipton Pennsylvania 16684 —
Hartwell Research Group Anderson South Carolina 29621 —
Radiant Research, Inc. Greer South Carolina 29651 —
Health Concepts Rapid City South Dakota 57702 —
Comprehensive Pain Specialists, LLC Hendersonville Tennessee 37075 —
Clinical Neuroscience Solutions, Inc. Memphis Tennessee 38119 —
Heartland Medical, PC New Tazewell Tennessee 37825 —
HCCA Clinical Research Solutions Smyrna Tennessee 37167 —
FutureSearch Trials of Neurology Austin Texas 78731 —
KRK Medical Research Dallas Texas 75230 —
Heights Doctor's Clinic Houston Texas 77008 —
R/D Clinical Research, Inc. Lake Jackson Texas 77566 —
Sun Research Institute San Antonio Texas 78215 —
Aspen Clinical Research Orem Utah 84058 —
Advanced Clinical Research West Jordan Utah 84088 —
HypotheTest, LLC Roanoke Virginia 24018 —
Northwest Clinical Research Center Bellevue Washington 98007 —
Washington Center for Pain Management Edmonds Washington 98026 —

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01452529, 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 Mar 10, 2020 · Synced Oct 26, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01452529 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →