Study Evaluating MOA-728 in Subjects on Stable Methadone Maintenance
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Two Ascending Single Doses Crossover, Placebo Controlled Study of the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of MOA-728 Administered Orally to Subjects on Stable Methadone Maintenance
Study Start Date
Study Completion Date
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Ages Eligible for Study:
18 Years to 65 Years (Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
History of methadone treatment for at least 1 month before day -1 at a dose of ≥ 30 mg/day, and a positive drug test result for methadone.
Healthy as determined by the investigator on the basis of screening evaluations.
Allergy to opioids (eg, codeine, morphine, or oxymorphone) or opioid antagonists (eg, naloxone or naltrexone).
Any significant cardiovascular, hepatic, renal, respiratory, gastrointestinal, endocrine, immunologic, dermatologic, hematologic, neurologic, or psychiatric disease.