Maybe. But I would say for me the benefits of not suffering "breakthrough" hayfever attacks far outweigh the side effects. Antihistamines are great - but the n

Maybe. But I would say for me the benefits of not suffering "breakthrough" hayfever attacks far outweigh the side effects. Antihistamines are great - but the nasal corticosteroids are what really control my hayfever (1) when used consistently. 1 - Hayfever so bad that I used to have to get custom serum shots containing the local pollen profile, every 2 weeks as a kid. Had anaphylaxis twice.