发明授权
US4929639A Oxygen-containing heterocyclic compound 失效
含氧杂环化合物

Oxygen-containing heterocyclic compound
摘要:
The invention relates to treatment of diseases caused by thromboxane A.sub.2 comprising administering a compound ##STR1## wherein R.sup.1 is hydrogen or lower alkyl,R.sup.2 is carboxy(lower)alkyl or protected carboxy(lower)alkyl andR.sup.3 is --CH.dbd.N--R.sup.4 in which R.sup.4 is arylureido or arylthioureido andX is --O--,or a pharmaceutically acceptable salt thereof.
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