Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00981617 · ClinicalTrials.gov registry record · Phase 2

ALK33-005: A Study of ALKS33 (RDC-0313) in Adults With Alcohol Dependence

A Phase 2 study of Alcohol Dependence, sponsored by Alkermes.

Completed
Registry status
Phase 2
Development phase
406
Enrollment target
20
Study locations

NCT00981617: Completed Phase 2 study of Alcohol Dependence, sponsored by Alkermes.

NCT00981617 is a Phase 2 study of Alcohol Dependence that has completed, run by Alkermes. The registered enrollment target is 406 participants, above the 304-participant average among 43 other Alcohol Dependence trials with a reported enrollment target (34% higher). The trial reports 20 study locations across 10 states. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00981617, a Phase 2 study of Alcohol Dependence, has completed, sponsored by Alkermes.

COMPLETED
Registry status
Phase 2
Development phase
406 participants
Enrollment target
20
Study locations

Study Summary

This study will evaluate the safety and efficacy of ALKS33 (RDC-0313) compared with placebo in adults with alcohol dependence. There will be 11 study visits conducted over a period of about 4 months. The study period includes a screening visit, a 12-week treatment period, and a follow-up visit.

Conditions Studied

Interventions

  • DRUG Placebo
  • DRUG ALKS33 (RDC-0313) (1 mg)
  • DRUG ALKS33 (RDC-0313) (2.5 mg)
  • DRUG ALKS33 (RDC-0313) (10 mg)

Study Locations (20)

Florida

  • Alkermes Investigational Site - Jacksonville
  • Alkermes Investigational Site - Maitland
  • Alkermes Investigational Site - Orlando
  • Alkermes Investigational Site - South Miami
  • Alkermes Investigational Site - West Palm Beach

California

  • Alkermes Investigational Site - Cerritos
  • Alkermes Investigational Site - Oceanside
  • Alkermes Investigational Site - Pico Rivera
  • Alkermes Investigational Site - San Diego

Georgia

  • Alkermes Investigational Site - Atlanta
  • Alkermes Investigational Site - Atlanta
  • Alkermes Investigational Site - Roswell

New York

  • Alkermes Investigational Site - Brooklyn
  • Alkermes Investigational Site - New York

Arizona

  • Alkermes Investigational Site - Tucson

Indiana

  • Alkermes Investigational Site - Lafayette

Massachusetts

  • Alkermes Investigational Site - Fall River

Nevada

  • Alkermes Investigational Site - Las Vegas

Trial Details

FieldValue
Enrollment Target 406 participants
Start Date 2009-10
Est. Completion 2010-08
Phase Phase 2
Alkermes

66 total trials

What the finished NCT00981617 record still lists

NCT00981617 is an interventional study that assigns participants to a tested intervention. The registered 406 participants enrollment target is mid-sized for trials with a published cap, above the 304-participant average among 43 other Alcohol Dependence trials with a reported enrollment target (34% higher).

The record links to 1 condition, with Alcohol Dependence appearing as the primary indexed condition, and to 4 interventions - of which Placebo is the first listed.

NCT00981617 names 20 study sites across 10 states, led by Florida, California, Georgia.

Frequently Asked Questions

What is clinical trial NCT00981617 about?

NCT00981617 is a clinical study titled "ALK33-005: A Study of ALKS33 (RDC-0313) in Adults With Alcohol Dependence". This study will evaluate the safety and efficacy of ALKS33 (RDC-0313) compared with placebo in adults with alcohol dependence. There will be 11 study visits conducted over a period of about 4 months. The study period includes a screening visit, a 12-week treatment period, and a follow-up visit.

What is the current status of trial NCT00981617?

This trial is currently completed. It is a Phase 2 study. The enrollment target is 406 participants. The study started on 2009-10. Estimated completion is 2010-08.

What conditions does trial NCT00981617 study?

This clinical trial studies the following conditions: Alcohol Dependence.

What interventions are being tested in trial NCT00981617?

The interventions under investigation include: Placebo (DRUG), ALKS33 (RDC-0313) (1 mg) (DRUG), ALKS33 (RDC-0313) (2.5 mg) (DRUG), ALKS33 (RDC-0313) (10 mg) (DRUG).

Who is sponsoring clinical trial NCT00981617?

This trial is sponsored by Alkermes, which has 66 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT00981617 being conducted?

This trial has 20 study locations across Arizona, California, Florida, Georgia, Indiana. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Alcohol Dependence

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT00981617's enrollment target sits among peer trials

406 4th of 43 higher than 40 of 43 other Alcohol Dependence trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Alcohol Dependence trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT06223360 · 406 participants · Phase 2

    A Trial to Evaluate the Safety and Efficacy of Benfotiamine in Patients With Early Alzheimer's Disease (BenfoTeam)

  • NCT06411769 · 406 participants · NA

    Evidence-based Intervention to Improve Walking Engagement in El Paso, Texas

  • NCT06585787 · 406 participants · Phase 3

    A Study to Evaluate KarXT as a Treatment for Psychosis Associated With Alzheimer's Disease (ADEPT-4)

  • NCT06735534 · 407 participants · NA

    Repeat Ablation of Persistent Atrial Fibrillation, Including Mitral Isthmus Catheter Ablation, With the FARAPULSE Pulsed Field Ablation System

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT00981617, the US trial registry maintained by the National Library of Medicine. NCT00981617 (mid enrollment · wide site footprint · completed) retrieved and formatted by PlainTrial, see methodology.