What Is Neffy?
Neffy is a prescription epinephrine nasal spray used for emergency treatment of severe type I allergic reactions, including anaphylaxis. It is approved for adults and children weighing at least 15 kilograms (33 pounds). Neffy delivers epinephrine through the nose without an injection. It is intended for emergency use when a serious allergic reaction occurs, including reactions to foods, medications, or insect stings.
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