Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1990-03-22
1991-03-05
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514305, 546126, 546134, A61K 3147
Patent
active
049978390
ABSTRACT:
Novel ethers of formula ##STR1## their heteroaromatic N-oxides, and the pharmaceutically acceptable acid additions of the compounds of formula (I) and their N-oxides possess 5-HT.sub.3 -antagonistic activity. In the formula ##STR2## represents an optionally substituted heteroaryl group containing a hetero atom X and -B represents a saturated azabicyclic ring such as quinuclidyl or tropanyl.
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Daus Donald G.
John Wyeth & Brother Limited
Seifert Arthur G.
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