Compounds (Derivatives of Furan / pyran) - 2,3 pyridin-3 (Amidah, P2X7 Receptor Antagonists, Pharmaceutical Composition and its use for the treatment of Pain, Neurodegenerative Diseases, neuroinflamatorias, among others.

摘要

The invention relates to heterocyclic amide derivatives of formula (I), wherein R1, R2, R3, X and n are as defined in the description, their preparation and their use as pharmaceutically active compounds.