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Alcohol DependencePhase 3NCT01856712

Oral vs. Injectable Naltrexone for Hospitalized Veterans With Alcohol Dependence

A Phase 3 study testing Naltrexone in people with Alcohol Dependence, run by University of Wisconsin, Madison 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

The over-arching goal of the proposed project is to understand the impact of medication adherence upon engagement in behavioral treatment for alcohol use disorders. The proposed project is a pilot feasibility study of inpatient veterans with problem alcohol use at the William S. Middleton VA Hospital (Madison, WI). Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Alcohol Dependence
What is being tested?
Naltrexone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
54 participants
Where
1 siteUnited States
Study dates
May 2013to Jan 2016
Phase
Phase 3
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

  • 18 years or older
  • diagnostic criteria for alcohol dependence or abuse
  • women of childbearing potential who have a negative screening urine pregnancy test and are willing to use reliable birth control methods throughout the duration of the study

Who cannot join

  • active or recently active (less than 1 year) opioid dependence or daily use of opioid analgesics
  • acute hepatitis or liver failure
  • pregnancy
  • women who are currently breastfeeding
  • active suicidality
  • inability to provide written informed consent as determined by study comprehension questions

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Wisconsin - Department of Family Medicine

    Madison, Wisconsin, 53715

Other trials in United States

About this study

Official title: Pharmacotherapeutic Intervention to Improve Treatment Engagement Among Alcohol-dependent Veterans After Hospital Discharge

The over-arching goal of the proposed project is to understand the impact of medication adherence upon engagement in behavioral treatment for alcohol use disorders. The proposed project is a pilot feasibility study of inpatient veterans with problem alcohol use at the William S. Middleton VA Hospital (Madison, WI). Participants will be randomized to one of two parallel study conditions: (1) an initial 50 mg oral dose of naltrexone prior to hospital discharge plus a 30-day prescription for oral naltrexone, or (2) a single 380 mg intramuscular injection of naltrexone administered prior to discharge and a second injection one month later. The central hypothesis is that hospital-administered injectable naltrexone, when compared to daily oral naltrexone taken at home, will reduce alcohol use in the days immediately following hospitalization. Injectable naltrexone has been efficacious vs. placebo in addition to behavioral treatment in several studies. However, it has yet to be examined in head-to-head comparison with oral naltrexone, or in the hospital setting as an intervention that might facilitate behavioral treatment follow up after discharge.

Read the detailed description

The proposed project is a pilot feasibility study of inpatient veterans with problem alcohol use at the William S. Middleton VA Hospital. The over-arching goal is to understand the impact of medication adherence upon engagement in behavioral treatment for alcohol use disorders. Participants will be randomized to one of two parallel study conditions: (1) an initial 50 mg oral dose of naltrexone prior to hospital discharge plus a 30-day prescription for oral naltrexone, or (2) a single 380 mg intramuscular injection of naltrexone (duration of action = 30 days) administered prior to discharge followed by a second injection one month later. The central hypothesis is that hospital-administered, long-acting injectable naltrexone, when compared to daily oral naltrexone, will reduce alcohol use in the days immediately following hospitalization. This reduced consumption, we hypothesize, will be followed by improved engagement in substance abuse treatment.

Primary Aim: Demonstrate the feasibility of the proposed recruitment methods and study design. This aim comprises two measures with corresponding goals: (1) Recruitment/enrollment-with a recruitment goal of 50 eligible and consenting subjects in an 8 month time period, and (2) Follow-up data collection with a goal of post-hospitalization follow-up data on no less than 70% of enrolled subjects.

Secondary Aims: As a pilot feasibility study, we may not anticipate sufficient power to attain statistical significance on patient-oriented outcome measures. However, it will be important for us to consider and to evaluate pertinent outcomes and potential moderators in order to (1) develop and fine-tune study design, and (2) determine effect sizes for primary outcomes so that we may calculate appropriate sample sizes for future larger study. As such, the secondary aims for the current study are:

  1. To compare injectable naltrexone study to oral naltrexone in terms of attendance to recommended outpatient substance abuse treatment. We hypothesize that injectable naltrexone will be associated with improved likelihood of attending initial visits for substance abuse treatment.
  2. To compare study arms in terms of ongoing alcohol consumption. We hypothesize that (1) improved medication adherence in the oral naltrexone arm and (2) assignment to injectable naltrexone will be associated with reduced alcohol consumption (number of heavy drinking days in the past 14 days) following hospital discharge.
Being tested
Naltrexone
Keywords
alcohol, veterans
Medical subject headings
Alcoholism

What participants receive

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

  • NaltrexoneDrug

    Also called Revia, Vivitrol

    Naltexone was chosen for this study because naltrexone is the only medication available in both oral daily and injectable monthly formulations, which will allow the study to examine issues around medication adherence.

Study groups in NCT01856712
Study groupRoleWhat they receive
oral naltrexoneActive comparatoran initial 50 mg oral dose of naltrexone prior to hospital discharge plus a 30-day prescription for oral naltrexone
Receives: Drug: Naltrexone
injectable naltrexoneExperimentala single 380 mg intramuscular injection of naltrexone (duration of action = 30 days)prior to hospital discharge followed by a second injection one month later.
Receives: Drug: Naltrexone

What is being measured

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

  1. Retention Rate: Percentage of Participants Attended an Initial Behavioral Treatment Visit Within 2 Weeks of Hospital Discharge.

    Retention rate was measured in terms of percentage of participants attended an initial behavioral treatment visit within 2 weeks of hospital discharge.

    Measured: 12 months

Secondary outcomes (3)
  1. Percentage of Patients Attended Recommended Outpatient Substance Abuse Treatment

    Attendance to recommended outpatient substance abuse treatment will be compared between injectable naltrexone group and oral naltrexone group. Keeping patients engaged in treatment is desirable and is known to improve addiction-related outcomes.

    Measured: 12 months

  2. Percentage of Participants Adhered to Medication

    Medication adherence was measured as percentage of participants who took ≥ 80% of daily naltrexone doses determined via pill counts. Adherence of daily medication will predict treatment engagement following hospital discharge.

    Measured: 12 months

  3. Ongoing Alcohol Consumption

    To compare study arms in terms of ongoing alcohol consumption. We hypothesize that (1) improved medication adherence in the oral naltrexone arm and (2) assignment to injectable naltrexone will be associated with reduced alcohol consumption (number of heavy drinking days in the past 14 days) following hospital discharge.

    Measured: 12 months

Timeline

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

  1. First posted17 May 2013 (estimated)
  2. Study startMay 2013
  3. Primary completionJan 2016
  4. Study completionJan 2016

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
54 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01856712
Sponsor's protocol ID
2012-0702
Status last verified
Feb 2019
First submitted
14 May 2013
Last updated
5 Mar 2019
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Naltrexone in people with Alcohol Dependence, run by University of Wisconsin, Madison 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 3 inclusion and 6 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 5 Mar 2019. 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. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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 5 Mar 2019). 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?

Retention Rate: Percentage of Participants Attended an Initial Behavioral Treatment Visit Within 2 Weeks of Hospital Discharge. (time frame: 12 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 5 Mar 2019.

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