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Double-Blind, Double-Dummy, 2-Period Crossover of a 20-Minute Versus a 4-hour IV of MOA-728 in Stable Methadone Subjects

This study has been completed.
Information provided by:
Valeant Pharmaceuticals International, Inc. Identifier:
First received: March 5, 2007
Last updated: July 22, 2011
Last verified: July 2011
MOA-728, an investigational drug, is currently being studied for the relief of constipation associated with postoperative ileus and treatment of opioid induced constipation in patients receiving palliative care. This study will further investigate the IV formulation of MOA-728 comparing PK/PD time points for a 20-minute versus a 4-hour infusion.

Condition Intervention Phase
Constipation Drug: MOA-728 Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Double-Blind
Primary Purpose: Treatment
Official Title: A Randomized, Double-Blind, Double-Dummy, 2-Period Crossover Study to Characterize the PK/PD Relationship of a 20-Minute Versus a 4-hour Intravenous Infusion of MOA-728 in Subjects on Stable Methadone Maintenance

Resource links provided by NLM:

Further study details as provided by Valeant Pharmaceuticals International, Inc.:

Primary Outcome Measures:
  • It is not known if the activity of MOA-728 is related to the peak concentration or the overall exposure (AUC). This study is designed to evaluate the PK and PD effect of MOA-728 administered either as a 20-minute or 4-hour infusion.

Estimated Enrollment: 24
Study Start Date: March 2007
Study Completion Date: July 2007

Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Generally healthy men and nonlactating, nonpregnant women age 18 to 65 years with BMI of 18.0 to 35.0 kg/m2
  • Must have been receiving methadone treatment of greater than or equal to 30 mg/day for at least one month and a positive drug screen for methadone
  • High probability for compliance with and completion of the study

Exclusion Criteria:

  • Significant cardiovascular, hepatic, renal , respiratory, gastrointestinal, endocrine, immunologic, dermatologic, hematologic, neurologic, or psychiatric disease. Presence or history of any disorder that may prevent the successful completion of the study. Any surgical or medical condition that my interfere with the distribution, metabolism or excretion of the test article.
  • Acute disease state, family history of long QT syndrome and/or sudden cardiac death, allergy to opioids or drugs. Use of any investigational or prescription drugs within 30 days, any OTC drugs including herbal supplements within 14 days and drugs required to maintain regulation of bowel movements 48 hours before study day 1.
  • History of alcoholism within 1 month before study day 1, admitted alcohol abuse, or consumption of more than 2 standard units of alcohol per day.
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Please refer to this study by its identifier: NCT00444158

United States, Florida
Gainesville, Florida, United States, 32608
Sponsors and Collaborators
Valeant Pharmaceuticals International, Inc.
Study Director: Jeff Cohn Valeant Pharmaceuticals International, Inc.
  More Information

Responsible Party: Jeff Cohn, Salix Pharmaceuticals Identifier: NCT00444158     History of Changes
Other Study ID Numbers: 3200L2-1108
Study First Received: March 5, 2007
Last Updated: July 22, 2011

Keywords provided by Valeant Pharmaceuticals International, Inc.:
chronic pain

Additional relevant MeSH terms:
Signs and Symptoms, Digestive
Signs and Symptoms
Analgesics, Opioid
Central Nervous System Depressants
Physiological Effects of Drugs
Sensory System Agents
Peripheral Nervous System Agents
Antitussive Agents
Respiratory System Agents processed this record on August 16, 2017