The present invention relates to 7-(heteroaryl-amino)-6,7,8,9-tetrahydropyrido[1,2-a]indol acetic acid derivatives of the formula (I), wherein R1, R2, R3 and R4 are as described in the description and their use as prostaglandin receptor modulators, most particularly as prostaglandin D2 receptor modulators, in the treatment of various prostaglandin-mediated diseases and disorders, to pharmaceutical compositions containing these compounds and to processes for their preparation.
本发明涉及公式(I)中的7-(杂环芳基
氨基)-6,7,8,9-四氢
吡啶并[1,2-a]
吲哚乙酸衍
生物,其中R1、R2、R3和R4如描述中所述,并且它们作为
前列腺素受体调节剂,尤其作为
前列腺素D2受体调节剂,在治疗各种
前列腺素介导的疾病和紊乱中的用途,以及包含这些化合物的药物组合物和其制备方法。