The present invention provides an antagonist for endothelin which is considered to have a relation to hypertension, Buerger is disease, asthma, eyegrounds diseases, and the like. Said endothelin antagonist contains 15-keto-prostaglandin E compounds, especially 13,14-dihydro-15-keto-16-mono or dihalo-prostaglandins.
本发明提供了一种内皮素拮抗剂,该拮抗剂被认为与高血压、布尔格病、哮喘、眼底疾病等有关。所述内皮素拮抗剂包含15-酮
前列腺素E化合物,特别是13,14-二氢-15-酮-16-单或双卤代
前列腺素。