Thiomethyl and sulfinylmethyl derivatives having gastric acid antisecretory activity, processes for the preparation thereof and pharmaceutical compositions containing them.

摘要

Compounds of the formula Het-S(O)n-CH2-A (I) wherein Het is a substituted imidazolyl, purinyl, thieno-imidazolyl or imidazo-pyridyl group, n is 0 or 1, A is one of the following structures: <CHEM> and their physiologically acceptable salts have antiulcer and gastric acid antisecretory activity.