The primary objective of this study is to evaluate the safety and tolerance of a rush build up administration of Depigoid forte pollen and the first maintenance dose administered 4 weeks later. The treatment period consists, thus, of 4 weeks.~Primary variable:~•Number of subjects [%] suffering at least one immediate or delayed systemic reaction of grade 2 or higher during the 4-weeks treatment period [grading according to the 2006 EAACI standards
The primary objective of this study is to evaluate the safety and tolerance of a rush build up administration of Depigoid forte pollen and the first maintenance dose administered 4 weeks later.