Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1987-03-09
1988-01-19
Schwartz, Richard A.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 82, A61K 3144, C07D47114
Patent
active
047204990
ABSTRACT:
The present invention provides a unique series of pyrido[4,3-b][1,6]naphthyridine derivatives. The compounds are calcium antagonists and are useful for blood vessel diseases. This invention also covers processes for preparing the compounds, pharmaceutical compositions containing them, and methods for using them.
REFERENCES:
patent: 4202981 (1980-05-01), Hammond et al.
Kleinschroth Jurgen
Mannhardt Karl
Wagner Bernd
Weinheimer Gunter
Anderson Elizabeth M.
Godecke Aktiengesellschaft
Schwartz Richard A.
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