The invention relates to the use of selected (R)-2-[(halobenzyloxy)benzylamino]-propanamides and the pharmaceutically acceptable salts thereof for the manufacture of medicament, that are selectively active assodium and / or
calcium channel modulators and therefore useful in preventing, alleviating and curing a wide range of pathologies, including, pain,
migraine, periferal diseases, cardiovascular diseases, inflammatory processes affecting all body systems, disorders affecting
skin and related tissues, disorders of the
respiratory system, disorders of the immune and endocrinological systems, gastrointestinal, urogenital, metabolic and
seizure disorders, where the above mechanisms have been described as playing a
pathological role.