I know Allegra-D is a prescription, but I would recommend that your boyfriend see an allergist/immunologist to figure out which medicine would be the best for him as some meds have different strength levels.Originally Posted by miao_kitty
Do you think that taking an allergy pill everyday helps build it up in your system? And should he try different brands like zyrtec, claritin, allegra, etc? or are they pretty much all the