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AlcoholismPhase 2NCT00391716

Gabapentin Treatment of Alcohol Dependence

A Phase 2 study testing Gabapentin 900mg, behavioral counseling and gabapentin 1800mg in people with Alcoholism and Alcohol Dependence, run by The Scripps Research Institute at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Gabapentin treatment for alcohol dependence Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Alcoholism, Alcohol Dependence
What is being tested?
Gabapentin 900mg, behavioral counseling and gabapentin 1800mg
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
150 participants
Where
1 siteUnited States
Study dates
Feb 2004to Feb 2010
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Men and women over age 18 with alcohol dependence

Who cannot join

  • 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.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • The Scripps Research Institute

    La Jolla, California, 92037

Other trials in United States

About this study

Gabapentin treatment for alcohol dependence

Read the 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.

Being tested
Gabapentin 900mg, behavioral counseling, placebo, gabapentin 1800mg
Keywords
Alcohol, Alcohol treatment, Alcoholism, Alcohol Dependence
Medical subject headings
Alcoholism

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Gabapentin 900mgDrug

    Also called Neurontin

    900 mg gabapentin daily for 12 weeks

  • behavioral counselingBehavioural

    Also called alcoholfree.info

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

  • placeboDrug

    Also called lactose capsule

    lactose capsule compounded to mimic gabapentin capsules

  • gabapentin 1800mgDrug

    Also called Neurontin

    1800 mg gabapentin daily for 12 weeks

Study groups in NCT00391716
Study groupRoleWhat they receive
gabapentin 900mg dailyExperimental900mg gabapentin daily for 12 weeks and weekly concomitant manualized behavioral counseling for 12 weeks.
Receives: Drug: Gabapentin 900mg; Behavioral: behavioral counseling
gabapentin 1800mg dailyExperimental1800 mg gabapentin daily for 12 weeks and weekly concomitant manualized behavioral counseling for 12 weeks
Receives: Behavioral: behavioral counseling; Drug: gabapentin 1800mg
placebo dailyPlacebo comparatorplacebo capsules daily for 12 weeks and weekly concomitant manualized behavioral counseling for 12 weeks.
Receives: Behavioral: behavioral counseling; Drug: placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Drinking

    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).

    Measured: 12-week

Secondary outcomes (3)
  1. Mood

    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.

    Measured: 12-week

  2. Sleep

    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.

    Measured: 12-week

  3. Craving

    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.

    Measured: 12-week

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted24 Oct 2006 (estimated)
  2. Study startFeb 2004
  3. Primary completionJul 2009
  4. Study completionFeb 2010

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
150 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00391716
Sponsor's protocol ID
NIAAAMAS014028
Other IDs
R37AA014028
Status last verified
Nov 2014
First submitted
20 Oct 2006
Last updated
10 Nov 2014
Data monitoring committee
No

Publications

  • Mason BJ, Quello S, Goodell V, Shadan F, Kyle M, Begovic A. Gabapentin treatment for alcohol dependence: a randomized clinical trial. JAMA Intern Med. 2014 Jan;174(1):70-7. doi: 10.1001/jamainternmed.2013.11950.

    PubMed 24190578

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Gabapentin 900mg, behavioral counseling and gabapentin 1800mg in people with Alcoholism and Alcohol Dependence, run by The Scripps Research Institute at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 10 Nov 2014. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 10 Nov 2014). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Drinking (time frame: 12-week). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00391716, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Nov 2014.

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