Blood pressure lowering benzoquinolizines

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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546 95, A61K 3147, C07D45506

Patent

active

041839374

ABSTRACT:
The invention concerns novel benzoquinolizines of formula (I) ##STR1## and their pharmaceutically acceptable acid addition salts. In formula (I) R.sup.1 and R.sup.2 which may be the same or different, each represent hydrogen, lower alkyl, lower alkoxy or halogen, R.sup.3 and R.sup.4 which may be the same or different each represent hydrogen, lower alkyl, aryl or aryl(lower)alkyl or R.sup.3 and R.sup.4 together represent a tetra- or penta-methylene chain.
The novel compounds of the invention lower blood pressure in warm-blooded animals.

REFERENCES:
patent: 3452025 (1969-06-01), Hansen et al.
patent: 3634431 (1972-01-01), Van Dyke
patent: 4076820 (1978-02-01), Archibald et al.

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