The present Invention relates to a New Use of the active ingredient or pidotimod, their stereoisomers and \/ or physiologically acceptable salts thereof, to treat Diseases associated with inflammation characterized by Aberrant hyperactivation of The Pathway such as non Canonical NFkB, and Nfermedades allergicAutoimmune diseases and other inflammatory diseases based on different mechanisms of allergic or autoimmune.La presente invencion se refiere a un nuevo uso del ingrediente activo Pidotimod, o sus estereoisomeros y/o sales fisiologicamente aceptables del mismo, para tratar enfermedades asociadas con la inflamacion caracterizadas por una hiperactivacion aberrante de la via no canonica de NFkB, tales como enfermedades alergicas, enfermedades autoinmunes u otras enfermedades inflamatorias basadas en mecanismos diferentes del alergico o autoinmune.