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Gabapentin Treatment of Alcohol Dependence

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
 
ClinicalTrials.gov Identifier: NCT00391716
Recruitment Status : Completed
First Posted : October 24, 2006
Results First Posted : November 10, 2014
Last Update Posted : November 10, 2014
Sponsor:
Collaborator:
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Information provided by (Responsible Party):
Barbara J. Mason, The Scripps Research Institute

Brief Summary:
Gabapentin treatment for alcohol dependence

Condition or disease Intervention/treatment Phase
Alcoholism Alcohol Dependence Drug: Gabapentin 900mg Behavioral: behavioral counseling Drug: placebo Drug: gabapentin 1800mg Phase 2

Detailed Description:
This is a 12-week, double blind, placebo controlled, dose ranging study to evaluate the efficacy of gabapentin in treating outpatients with alcohol dependence. Subjects receive 900mg or 1800mg gabapentin or placebo daily for 12 weeks accompanied by weekly standardized counseling for alcohol-related behavior, with assessments of alcohol consumption, mood, sleep and alcohol-craving performed each week.

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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 150 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: Gabapentin Treatment of Alcohol Dependence
Study Start Date : February 2004
Actual Primary Completion Date : July 2009
Actual Study Completion Date : February 2010

Resource links provided by the National Library of Medicine


Arm Intervention/treatment
Experimental: gabapentin 900mg daily
900mg gabapentin daily for 12 weeks and weekly concomitant manualized behavioral counseling for 12 weeks.
Drug: Gabapentin 900mg
900 mg gabapentin daily for 12 weeks
Other Name: Neurontin

Behavioral: behavioral counseling
The manual for standardized alcohol-related behavioral counseling was developed by Drs. Barbara Mason and Anita Goodman. The manual is available at alcoholfree.info.
Other Name: alcoholfree.info

Experimental: gabapentin 1800mg daily
1800 mg gabapentin daily for 12 weeks and weekly concomitant manualized behavioral counseling for 12 weeks
Behavioral: behavioral counseling
The manual for standardized alcohol-related behavioral counseling was developed by Drs. Barbara Mason and Anita Goodman. The manual is available at alcoholfree.info.
Other Name: alcoholfree.info

Drug: gabapentin 1800mg
1800 mg gabapentin daily for 12 weeks
Other Name: Neurontin

Placebo Comparator: placebo daily
placebo capsules daily for 12 weeks and weekly concomitant manualized behavioral counseling for 12 weeks.
Behavioral: behavioral counseling
The manual for standardized alcohol-related behavioral counseling was developed by Drs. Barbara Mason and Anita Goodman. The manual is available at alcoholfree.info.
Other Name: alcoholfree.info

Drug: placebo
lactose capsule compounded to mimic gabapentin capsules
Other Name: lactose capsule




Primary Outcome Measures :
  1. Drinking [ Time Frame: 12-week ]
    Rate of complete abstinence was defined as the number of participants who drank no alcohol during 12 weeks of treatment, where the denominator is the intent to treat population. Rate of heavy drinking abstinence is defined as no heavy drinking days while on study (4 or more for women, 5 or more for men).


Secondary Outcome Measures :
  1. Mood [ Time Frame: 12-week ]
    Beck Depression Inventory II consists of 21 questions assessing depression symptoms answered with scores between 0 and 3, summed for a weekly total score between 0 and 63; higher scores indicate more depression. The cumulative mean total depression scores over the 12 week study are tested by ANOVA for differences in cumulative means between treatment groups.

  2. Sleep [ Time Frame: 12-week ]
    The Pittsburgh Sleep Questionnaire Inventory consists of 9 questions about sleep habits which are answered on a scale of 0-3. Results are sorted into 7 sub scales re-scored 0-3, then sub scales are summed for a weekly total score between 0 and 21, with higher total scores indicating greater sleep impairment. Cumulative mean total sleep scores over the 12 weeks of study are assessed by ANOVA for differences between treatment groups.

  3. Craving [ Time Frame: 12-week ]
    Alcohol Craving Questionnaire has 12 questions about alcohol craving which are each scored 1-7, then summed for a weekly score between 7 and 84, with higher scores indicating greater craving. Cumulative mean total craving scores are tested by ANOVA for differences between treatment groups.



Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Men and women over age 18 with alcohol dependence

Exclusion Criteria:

  • Currently meets Diagnostic and Statistical Manual 4 Text Revision (DSM-IV-TR) criteria for dependence on illicit substances
  • Significant medical disorders that will increase potential risk or interfere with study participation
  • Women with childbearing potential who are pregnant, nursing, or refuse to use a reliable method of birth control
  • Treatment with an investigational drug in the last month.

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00391716


Locations
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United States, California
The Scripps Research Institute
La Jolla, California, United States, 92037
Sponsors and Collaborators
The Scripps Research Institute
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Investigators
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Principal Investigator: Barbara J. Mason, PhD The Scripps Research Institute Pearson Center for Alcoholism and Addiction Research
Publications of Results:
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Responsible Party: Barbara J. Mason, PI, The Scripps Research Institute
ClinicalTrials.gov Identifier: NCT00391716    
Other Study ID Numbers: NIAAAMAS014028
R37AA014028 ( U.S. NIH Grant/Contract )
First Posted: October 24, 2006    Key Record Dates
Results First Posted: November 10, 2014
Last Update Posted: November 10, 2014
Last Verified: November 2014
Keywords provided by Barbara J. Mason, The Scripps Research Institute:
Alcohol
Alcohol treatment
Alcoholism
Alcohol Dependence
Additional relevant MeSH terms:
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Alcoholism
Alcohol-Related Disorders
Substance-Related Disorders
Chemically-Induced Disorders
Mental Disorders
Gabapentin
Analgesics
Sensory System Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs
Anticonvulsants
Anti-Anxiety Agents
Tranquilizing Agents
Central Nervous System Depressants
Psychotropic Drugs
Excitatory Amino Acid Antagonists
Excitatory Amino Acid Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Antimanic Agents