Certain new propenamides and 2-butenamides having a (carboxyalkanamido)phenyl or a (carboxyalkenamido)phenyl group at the 3-position, and certain esters thereof, and their use for antagonizing the spasmogenic activity of slow-reacting substance of anaphylaxis (SRS-A) in a human subject. In particular, the compounds of the invention are useful for preventing and treating certain obstructive airways diseases, notably allergic bronchial asthma, allergic rhinitis and certain skin disorders, in human subjects.
具有(羧基烷酰胺基)苯基或(羧基烯酰胺基)苯基基团位于3位的某些新型
丙烯酰胺和
2-丁烯酰胺,以及它们的某些酯,以及它们在人体中用于拮抗过敏性缓慢反应物质(SRS-A)的痉挛原活性的用途。特别是,本发明的化合物对于预防和治疗某些阻塞性气道疾病特别有用,尤其是过敏性支气管哮喘、过敏性鼻炎和某些皮肤疾病,在人体中。