HETEROCYCLYL COMPOUNDS AS HISTAMINE HRECEPTOR LIGANDS

摘要

The invention relates to heterocyclyl compounds of formula (I), and their pharmaceutically acceptable salts and compositions containing them:The invention also relates to a process for the preparation of above said compounds, and their pharmaceutically acceptable salts. The compounds of formula (I) are useful in the treatment of various disorders that are related to Histamine Hreceptors.