PHARMACEUTICAL COMPOSITIONS CONTAINING 1-METHYL-3,6,7,8-TETRAHYDROPIRAZOLO[3,4-b]PIRROLO[4,3-d]PYRIDINE-6,8-DIONE DERIVATIVES, USE, AND PROCESS FOR PREPARING THEM

摘要

The present invention is related to new derivatives of 1-methyl-3,6,7,8- tetrahydropirazolo[3,4-b]pirrolo[4,3-d]piridin-6,8-dione nucleus, preferably heterocyclic derivatives, acting as hypnotics and analgesic in the central nervous system, being useful in the treatment of anxiety and central hyperalgesia, including: anxiety relief, central hyperalgesia relief in mammals, preferably humans. It is also described pharmaceutical compositions containing said compounds and preparation processes.