摘要 |
An anti-dementia agent comprising as an active ingredient an adenosine derivative io disclosed. The antidementia agent is useful in the therapy of various types of dementia, especially senile dementia. Examples of the adenosine derivative include L-N<6>-phenylisopropyladenosine, 2-chloroadenosine. N<6>-cyclohexyladenosine, adenosine-5 min -(N-cyclopropyl)carboxamide. |