A Drug-drug Interaction Study of ALKS 5461 in Healthy Volunteers

Inclusion Criteria:

• Has a body mass index (BMI) of 18.0 - 30.0 kg/m^2
• Is in good physical health
• Agrees to use an approved method of contraception for the duration of the study
• Additional criteria may apply

Exclusion Criteria:

• Is currently pregnant or breastfeeding
• Has a lifetime history of substance abuse disorder
• Has used nicotine within 90 days prior to the study or anticipates a need to use nicotine during the study period
• Has used any prescription or over-the-counter medication, including natural health products or dietary supplements (with the exception or prescription contraceptives or hormonal replacements, acetaminophen, ibuprofen, or multivitamins) within 14 days prior to study start
• Has used opioids within 30 days prior to screening, or has an anticipated need for opioid medication at any point during the study
• Has used alcohol within 72 hours prior to any inpatient period
• Is a heavy caffeine drinker (regularly consuming 5 or more caffeinated beverages per day)
• Has a history of intolerance or hypersensitivity to opioids (buprenorphine) or opioid antagonists (naltrexone, naloxone)
• Additional criteria may apply