Disclosed is the compound (1S,5S)-3-(5,6-Dichloro-3-pyridinyl)-3,6-diazabicyclo[3.2.0]heptane, or a pharmaceutically acceptibale salt thereof. Also disclosed is the use of the compound for treating pain, or for treating cognitive deficit disorders such as Alzheimer's disease, Parkinson's disease, memory dysfunction, Tourette's syndrome, sleep disorders, attention deficit hyperactivity disorder, neurodegeneration, inflammation, neuroprotection, anxiety,depression, mania, schizophrenia, anorexia and other eating disorders, AIDS-induced dementia, epilepsy, urinary incontinence, substance abuse, smoking cessation or inflammatory bowel syndrome.
(1S,5s)-3-(5,6-dichloro-3-pyridinyl)-3,6-diazabicyclo[3.2.0] heptane is an effective analgesic agent