PHENOXYACETIC ACID COMPOUNDS AND MEDICAL PREPARATIONS CONTAINING THEM

摘要

Disclosed are phenoxyacetic acid compounds of formula (I): (I) where X is a hydrogen atom, a lower alkyl group or a halogen atom; R1 is a carboxyl group or a lower alkoxycarbonyl group; Y is an oxygen atom, or ; n is an integer of from 0 to 5; z is or ; R2 is a hydrogen atom or a lower alkyl group; and m is 0 or 1. The compounds and their physiologically acceptable salts are used as thromboxane A2 antagonistic agents, leukotriene antagonistic agents and/or anti-allergic agents.