Allergen immunotherapy acting at the core
of the allergy process. Respiratoy allergies often cause symptoms
that affect the noze, eyes and throat. These symptoms occur when the allergic patient
is in contact with the foreign substances to the body called an allergen harmless to
most people. Allergy negatively affects daily life leading
to disturbed sleep, fatigue, absenteeism and poor performance at work and at school as
well as having an impact on everyday or leisure activities as social relations.