Phase 3
N=300
ALK21-014: Efficacy and Safety of Medisorb® Naltrexone (VIVITROL®) After Enforced Abstinence
Alcohol Dependence
Bottom Line
View on ClinicalTrials.gov: NCT00501631 ↗Enrolled (actual)
300
Serious AEs
18.7%
Results posted
Apr 2011
Primary outcome: Primary: Cumulative Percentage of Participants by Heavy Drinking Rate — 40.8; 47.3; 59.2; 59.5 percentage of participants — p=0.336
Study Design & Population
- Study type
- Interventional
- Phase
- Phase 3
- Interventions
- VIVITROL 380 mg (Drug); Placebo for VIVITROL 380 mg (Drug)
- Age
- Adult, Older Adult · 18+ yrs
- Sex
- All
- Sponsor
- Alkermes, Inc.
- Primary completion
- Jan 2011
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Cumulative Percentage of Participants by Heavy Drinking Rate |
40.8; 47.3; 59.2; 59.5; 65.8; 72.3 | 0.336 |
| SECONDARY Longer-term Safety of VIVITROL |
— | — |
Summary
VIVITROL is indicated for the treatment of alcohol dependence in patients who are able to abstain from alcohol in an outpatient setting prior to initiation of treatment with VIVITROL. This Phase 3B trial was designed to evaluate the efficacy and safety of VIVITROL versus placebo. Injections were administered to patients in whom abstinence was enforced by a period of inpatient hospitalization of 7 to 21 days.
Eligibility Criteria
Primary Inclusion Criteria:
- Current diagnosis of alcohol dependence, meeting at least 5 of DSM-IV criteria
- Expected to complete inpatient treatment for alcohol dependence within 24 hours of randomization
- Must have 7-21 days, inclusive, of inpatient treatment for alcohol dependence prior to first dose
- Negative urine toxicological screen for opioids on the day of randomization
- Women of childbearing potential must agree to use an approved method of contraception for the study duration
Primary Exclusion Criteria:
- Pregnancy or lactation
- Evidence of hepatic failure including: ascites, bilirubin >10% above upper limit of normal and/or esophageal variceal disease
- Current dependence (within the past year) to benzodiazepines, opioids or cocaine by DSM-IV criteria
- Use of any opioids and/or methadone within 14 days prior to the screening visit, or subjects likely to require opioid therapy during the study period
- Use of oral naltrexone, acamprosate, or disulfiram within 14 days prior to screening
- Known intolerance and/or hypersensitivity to naltrexone, carboxymethylcellulose, or PLG
- Parole, probation, or pending legal proceedings having the potential for incarceration during the study period
Data sourced from ClinicalTrials.gov (NCT00501631). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.