Mometasone is primarily used to alleviate the symptoms of year-end and seasonal allergic reactions and is classified as a drug under the intranasal corticosteroid class of drugs.
Mometasone Furoate Nasal Spray: Uses and Side Effects

Mometasone is primarily used to alleviate the symptoms of year-end and seasonal allergic reactions and is classified as a drug under the intranasal corticosteroid class of drugs.