Status:
COMPLETED
Genetic and Brain Mechanisms of Naltrexone's Treatment Efficacy for Alcoholism
Lead Sponsor:
Medical University of South Carolina
Collaborating Sponsors:
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Conditions:
Alcohol Dependence
Eligibility:
All Genders
18-70 years
Phase:
PHASE4
Brief Summary
The overarching aim of this trial is to evaluate naltrexone's efficacy in light of genetic variation and brain response to alcohol cues utilizing a neuroimaging paradigm. This trial has four specific ...
Eligibility Criteria
Inclusion
- Inclusion Criteria
- Age 18 70
- Subjects will meet criteria for primary alcohol dependence
- Consumes, on average, at least 5 standard drinks per day for men and 4 drinks per day for women in the 90 days pre-screening. Has at least 50% of days as heavy drinking days (as defined above).
- Able to maintain sobriety for four days (with or without the aid of alcohol detoxification medications) as determined by self report and breathalyzer measurements
- Able to read and understand questionnaires and informed consent
- Lives within approximately 50 miles of the study site
- Exclusion Criteria
- Currently meets DSM IV criteria for any other psychoactive substance dependence disorder except nicotine dependence
- Any psychoactive substance abuse, except marijuana, nicotine, and cocaine, within the last 30 days as evidenced by subject report, collateral report, or urine drug screen. May meet cocaine abuse criteria, but not dependence, and also must have two sequential urines free of illicit substances
- Meets DSM IV criteria for current and active axis I disorders of major depression, panic disorder, obsessive compulsive disorder, post traumatic stress syndrome, bipolar affective disorder, schizophrenia, or any other psychotic disorder or organic mental disorder
- Meets DSM IV current criteria for dissociative disorder or eating disorders
- Has current suicidal ideation or homicidal ideation
- Need for maintenance or acute treatment with any psychoactive medication, except a stable dose (at least one month) of antidepressants
- Need for maintenance on anti-seizure medications (including topiramate and gabapentin)
- Use of disulfiram, acamprosate, or naltrexone in the last two weeks
- Clinically significant medical problems such as cardiovascular, renal, GI, or endocrine problem that would impair participation or limit medication ingestion
- Hepatocellular disease indicated by elevations of SGPT (ALT) and SGOT (AST) of at least 3.0 times normal at screening and/or after 5 days abstinence
- Sexually active female of child-bearing potential who is pregnant (by urine HCG), nursing, or who is not willing to use a reliable form of birth control
- Has current charges pending for a violent crime (not including DUI-related offenses)
- Does not have a stable living situation
- African American heritage due to low prevalence of Asp40 (also see Inclusion of Women and Minorities section)
- Exclusion Criteria of fMRI Procedure
- Having metal objects in the body that are deemed unsafe in the MRI environment.
- Severe claustrophobia that cannot be managed with support and encouragement.
- Morbid obesity such that placement in the MRI scanner is impossible.
- History of significant head injury leading to unconsciousness.
Exclusion
Key Trial Info
Start Date :
June 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 1 2015
Estimated Enrollment :
358 Patients enrolled
Trial Details
Trial ID
NCT00920829
Start Date
June 1 2009
End Date
December 1 2015
Last Update
July 10 2018
Active Locations (2)
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1
Medical University of South Carolina, Center for Drug and Alcohol Programs
Charleston, South Carolina, United States, 29425
2
Medical University of South Carolin
Charleston, South Carolina, United States, 29425