no. taking two of near-identical long-acting antihistamines is not going to be the magic solution to your seasonal allergies. it is time for you to get some professional help in the way of a mast-cell stabilizer (singulair) or nasal corticosteroid sprays. your allergies can be improved but not in the way you are intending.
zyrtec and claritin together? . it is high tree pollen time in my area. can i take claritin and zyrtec together (in the same day and/or at the same time) to relieve symptoms?