Antimigraine 8-[3-(4-aminocarbonyl piperazino and piperidino) pr

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514227, 544118, 544269, 544270, 544271, 544390, 2602433, 546244, A61K 3152, C07D47306

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active

045993386

ABSTRACT:
Xanthine compounds of the formula: ##STR1## in which: R.sub.1 is hydrogen or (C.sub.1 -C.sub.5) alkyl;

REFERENCES:
patent: 4284633 (1981-08-01), Friebe
patent: 4308387 (1981-12-01), Bjork
patent: 4548820 (1985-10-01), Regnier et al.
Cygankiewicz, Chemical Abstracts 89: 109376r.
Gorczyca Il Farmaco-Ed. Sc. 29(10) pp. 802-810 (1974).

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