Nasal sprays deliver medication directly into the nasal passages, offering fast, effective relief from congestion, sinus pressure, and allergy symptoms. Different types—including saline, decongestant, corticosteroid, and antihistamine formulations—address specific needs: saline sprays hydrate and cleanse, decongestant sprays rapidly reduce swelling, corticosteroids reduce inflammation... https://www.bipsandiego.com/understanding-nasal-spray-and-its-benefits-for-sinus-and-blocked-nose-relief