1,4,5,6,7,8-Hexahydro-2-alkyl-4-aryl-5-oxo-1,7-naphthyridine-3-carboxylic acid aromatic esters and pharmaceutically acceptable acid addition salts thereof are useful antihypertensive agents.
1,4,5,6,7,8-六氢-2-烷基-4-芳基-5-氧代-
1,7-萘啶-3-羧酸芳香酯及其药学上可接受的酸加盐是有用的降压剂。