Novel heterocyclic compounds of the formula :
or pharmaceutically acceptable acid addition salts thereof having a more potent and longer lasting cytoprotective anti-ulcer action than known analogues, useful in the treatment or prophylaxis of gastric ulcer at an oral dose of 10-500 mg, preferably 20 mg-100 mg per day to an adult, are provided through several routes.
式.的新型
杂环化合物或其药学上可接受的酸加成盐具有比已知类似物更强更持久的细胞保护抗溃疡作用:
或其药学上可接受的酸加成盐,具有比已知类似物更强、更持久的细胞保护抗溃疡作用,可用于治疗或预防胃溃疡,成人每天口服剂量为 10-500毫克,最好为20毫克-100毫克。