| 摘要 |
6-Amino-4H-s-triazolo[4,3-a][1,4]benzodiazepines of the formula <IMAGE> wherein R is hydrogen or C1 to C3-alkyl, R1 is hydrogen or halogen, and the two R2 groups are taken together with the nitrogen to which they are bonded to complete a nitrogen ring moiety selected from the group consisting of pyrrolidino, piperidino, morpholino and 3,6-dihydro-1(2H)-pyridyl, and the pharmacologically acceptable salts thereof, are central nervous system depressant drugs which are useful in effective dosages in domestic and zoo animals for their calming and tranquilizing uses during shipment and to reduce aggressive behavior. In man these compounds are potentially useful for controlling anxiety and schizophrenia and for their sedative, muscle relaxant and anti-convulsant activity.
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