Genetic and Brain Mechanisms of Naltrexone's Treatment Efficacy for Alcoholism
Genetic and Brain Mechanisms of Naltrexone?s Treatment Efficacy for Alcoholism
Studienübersicht
Status
Status
Bedingungen
Bedingungen
Intervention / Behandlung
Intervention / Behandlung
Studientyp
Studientyp
Einschreibung (Tatsächlich)
Einschreibung
Phase
Phase
- Phase 4
Kontakte und Standorte
Studienorte
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South Carolina
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Charleston, South Carolina, Vereinigte Staaten, 29425
- Medical University of South Carolina, Center for Drug and Alcohol Programs
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Charleston, South Carolina, Vereinigte Staaten, 29425
- Medical University of South Carolin
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Teilnahmekriterien
Zulassungskriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
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.
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Behandlung
- Zuteilung: Zufällig
- Interventionsmodell: Fakultätszuweisung
- Maskierung: Verdreifachen
Anzahl der Arme
Waffen und Interventionen
Teilnehmergruppe / ArmTeilnehmergruppe / Arm |
Intervention / BehandlungIntervention / Behandlung |
|---|---|
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Aktiver Komparator: A118G A/A with Naltrexone
Individuals with the OPRM1 genotype Asn40 are given naltrexone 50 mg after 2 days at 25 mg for 16 weeks with Medication Management 9 visits in 16 weeks
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Naltrexone 25 or 50 mg per titration schedule
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Placebo-Komparator: A118G A/A with Placebo
Individuals with the OPRM1 genotype Asn40 are given Placebo for 16 weeks with Medication Management in 16 weeks
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Placebo
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Aktiver Komparator: A118G Any G with Naltrexone
Individuals with the OPRM1 genotype Any G (Asp) are given naltrexone 50 mg after 2 days of naltrexone 25 mg for 16 weeks with Medication Management 9 visits in 16 weeks
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Naltrexone 25 or 50 mg per titration schedule
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Placebo-Komparator: A118G Any G with Placebo
Individuals with the OPRM1 genotype Any G (Asp) are given 50 mg naltrexone after 2 days at 25 mg for 16 weeks with Medication Management 9 visits in 16 weeks
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Placebo
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Was misst die Studie?
Primäre Ergebnismessungen
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Zeitfenster |
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Percent Heavy Drinking Days by mu Opioid Receptor Gene
Zeitfenster: Time Line Follow-Back drinking collected at each of 9 visits (weeks 1, 2, 3, 4, 6, 8, 10, 12 and 16)
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Time Line Follow-Back drinking collected at each of 9 visits (weeks 1, 2, 3, 4, 6, 8, 10, 12 and 16)
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Mitarbeiter und Ermittler
Sponsor
Sponsor
Mitarbeiter
Mitarbeiter
Ermittler
Ermittler
- Hauptermittler: Raymond F Anton, MD, Medical University of South Carolina
Publikationen und hilfreiche Links
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn
Studienbeginn
Primärer Abschluss (Tatsächlich)
Primärer Abschluss
Studienabschluss (Tatsächlich)
Studienabschluss
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Schätzen)
Zuerst gepostet
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes Update gepostet
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Zusätzliche relevante MeSH-Bedingungen
Andere Studien-ID-Nummern
Andere Studien-ID-Nummern
- ANTON-1R01AA017633-01A1
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