The invention provides certain novel 6-heteroaryl-5-methyl-3-oxo-4-[3(trifluoromethyl)phenyl]-3,4-dihydropyrazine-2-carboxamide derivatives and pharmaceutically acceptable salts thereof and particular Forms thereof; together with processes for their preparation, pharmaceutical compositions containing them and their use in therapy. The compounds are inhibitors of human neutrophil elastase.
该发明提供了某些新颖的6-杂环芳基-5-
甲基-3-
氧代-4-[3(三
氟甲基)
苯基]-3,4-二
氢吡嗪-2-羧
酰胺衍
生物及其药学上可接受的盐和特定形式;以及它们的制备方法、含有它们的药物组合物和它们在治疗中的使用。这些化合物是人类中性粒细胞
弹性蛋白酶的
抑制剂。