Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-05-08
1989-05-09
Raymond, Richard L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514211, 514254, 514302, 540490, 540494, 544 91, 544105, 544238, 546116, A61K 31535, C07D49804
Patent
active
048290661
ABSTRACT:
This invention relates to substituted pyridooxazinone pyridazinone and pyrazolone compounds, which are useful as cardiotonic agents for the treatment of congestive heart failure. This invention also relates to methods for increasing cardiac contractility using said compounds, and pharmaceutical compositions including said compound.
REFERENCES:
patent: 3854926 (1974-12-01), Senkbeil
patent: 3984405 (1976-10-01), Krapcho
patent: 4725686 (1988-02-01), Kuhla et al.
Heilmann et al., Chemical Abstracts, vol. 105 (1986), 226,602w.
Campbell Henry F.
Kuhla Donald E.
Spada Alfred P.
Studt William L.
Raymond Richard L.
Rorer Pharmaceutical Corporation
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