Nerupa 10 mg is a non-sedating antihistamine tablet containing Rupatadine Fumarate, specially formulated to relieve a wide range of allergic symptoms, including sneezing, itching, nasal congestion, and hives. Its dual-action mechanism targets both histamine H1 receptors and platelet-activating factor (PAF) to effectively reduce allergic responses without causing drowsiness for most users.