Flonase Allergy Relief Nasal Spray - 0.34 fl oz tubeFlonase is a nasal spray that works directly in the nose to relieve itchy, watery eyes and nasal allergy symptoms for 24 hours - now without a prescription. Flonase, an intranasal corticosteroid (INS) works to block allergic reactions to triggers such as pollen, mold, dust, and pets. Unlike oral antihistamines that only act on histamine, Flonase works to block 6 key inflammatory substances (histamine, cytokines,leukotrienes, prostaglandins, tryptases, and chemokines). Flonase contains the #1 prescribed INS ingredient, and is the first and only nasal spray indicated to treat itchy, watery eyes without a prescription. Size: 60 sprays