- Healthy subjects
- Non-dependent, recreational opioid users. (Must use opioid for non-therapeutic
purposes on at least 10 occassions within the last year and at least once in the 8
weeks before Visit 1 (Screening Visit).
- Must have experience with intranasal opioid administration (snorted opioid drugs on
at least 3 occassions within the last year before Visit 1 (Screening Visit).
- Diagnosis of substance and/or alcohol dependence
- Subject has participated in, is currently participating in, or seeking treatment for
substance and/or alcohol related disorder.