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A Study of Pain Relief in Low Back Pain
This study has been completed.
First Received: May 11, 2006   Last Updated: October 24, 2007   History of Changes
Sponsor: Abbott
Information provided by: Abbott
ClinicalTrials.gov Identifier: NCT00325949
  Purpose

This is a study of the safety and pain-relieving ability of extended release hydrocodone and acetaminophen tablets in patients with moderate to severe low back pain


Condition Intervention Phase
Chronic Low Back Pain
Drug: Extended release hydrocodone and acetaminophen (Vicodin CR)
Phase III

Study Type: Interventional
Study Design: Treatment, Randomized, Double-Blind, Placebo Control, Parallel Assignment, Safety/Efficacy Study
Official Title: A Phase 3, Open-Label Period Followed By a Randomized, Double-Blind, Placebo-Controlled Study of the Analgesic Efficacy and Safety of Extended Release Hydrocodone/Acetaminophen (Vicodin® CR) Compared to Placebo in Subjects With Chronic Low Back Pain

Resource links provided by NLM:


Further study details as provided by Abbott:

Primary Outcome Measures:
  • Pain Intensity Difference from randomization baseline to each subject's final assessment

Secondary Outcome Measures:
  • Time to withdrawal due to lack of efficacy during the Double-blind Maintenance Period
  • Pain Intensity Difference from randomization baseline to each scheduled assessment
  • Global Assessments of Study Drug and Back Pain Status
  • Roland-Morris Disability Questionnaire

Estimated Enrollment: 450
Study Start Date: May 2006
  Eligibility

Ages Eligible for Study:   21 Years to 75 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Males and females, ages 21-75 years
  • If female, must be of non-child bearing potential or practicing birth control
  • Has a history of chronic low back pain for at least 6 months
  • Requires medication for the management of the chronic low back pain
  • Has sufficient pain to justify the use of around-the-clock opioids

Exclusion Criteria:

  • Is associated with any currently ongoing research study, or has previously participated in a Vicodin CR study
  • Is allergic or has had a serious reaction to hydrocodone, other opioids, or acetaminophen
  • Cannot discontinue pain medications, even for the short time prior to the study start
  • Has any clinically significant illness or recent injury, or has any significant laboratory abnormality, or has recently had major surgery, or plans to have surgery
  • Has a history of gastric bypass surgery or preexisting gastrointestinal narrowing, or history of diseases that may narrow the gastrointestinal tract
  • Has a history of malnutrition or starvation
  • Has a history of drug (licit or illicit) or alcohol abuse or addiction, or consumes more than 4 alcoholic drinks per day
  • Has a history of a major depressive episode within the past 2 years, or requires treatment with certain drugs for depression, or has a history of major psychiatric disorder
  • Is a pregnant or breastfeeding woman
  • Is incapacitated, bedridden, or confined to a wheelchair
  • Has initiated any new therapy or medication for chronic low back pain within 1 month of screening
  • Has had surgery, certain types of low back procedures, injured, or received certain medications for chronic low back pain within a certain specified time frame
  • Has back pain due to or associated with certain types of conditions
  • Has other conditions that may cause pain, such as rheumatoid arthritis, gout, or fibromyalgia
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00325949

  Show 62 Study Locations
Sponsors and Collaborators
Abbott
Investigators
Study Director: Earle Lockhart, M.D. Abbott
  More Information

No publications provided

Study ID Numbers: M05-790
Study First Received: May 11, 2006
Last Updated: October 24, 2007
ClinicalTrials.gov Identifier: NCT00325949     History of Changes
Health Authority: United States: Food and Drug Administration

Additional relevant MeSH terms:
Respiratory System Agents
Nervous System Diseases
Physiological Effects of Drugs
Central Nervous System Depressants
Low Back Pain
Narcotics
Pain
Back Pain
Pharmacologic Actions
Signs and Symptoms
Analgesics, Non-Narcotic
Sensory System Agents
Therapeutic Uses
Hydrocodone
Neurologic Manifestations
Analgesics
Peripheral Nervous System Agents
Antitussive Agents
Central Nervous System Agents
Analgesics, Opioid
Acetaminophen

ClinicalTrials.gov processed this record on November 22, 2009