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Antihistamines like Benadryl (diphenhydramine) are one effective treatment. They counteract the overproduction of histamine that leads to swollen nasal passages and other common symptoms. Corticosteroids are another option. They help reduce nasal inflammation and minimize excess mucous production. Overuse can lead to bad side effects, yet. Antihistamines like Benadryl (diphenhydramine) are 1 effective treatment. They counteract the overproduction of histamine that leads to swollen nasal passages and other common symptoms. Corticosteroids are another option. They help reduce nasal inflammation and minimize excess mucous production. Overuse can lead to bad side effects, though.
remedies for hay fever - allergic edema