Nasal spray efficient way of transporting drugs with potential use in crossing the blood–brain barrier. Antihistamines work by competing for receptor sites to block the function of histamine, thereby reducing the inflammatory effect. Antihistamine nasal sprays include: Corticosteroid nasal sprays can be used to relieve the symptoms of sinusitis, hay fever, allergic rhinitis and non-allergic (perennial) rhinitis. They can reduce inflammation and histamine production in the nasal passages, and have been shown to relieve nasal congestion, runny nose, itchy nose and sneezing. Side effects may include headaches, nausea and nose bleeds. Corticosteroid nasal sprays include: Influenza vaccine is available in the form
Nasal septum deviation Nasal septum deviation Nasal septum deviation or deviated nasal septum (DNS) is a physical disorder of the nose, involving a displacement of the nasal septum. Some displacement is common, affecting 80% of people, most unknowingly. Only more severe cases of a deviated septum will cause symptoms of difficulty breathing and require treatment. Symptoms of a deviated septum include infections of the sinus and sleep apnea, snoring, repetitive sneezing, facial pain, nosebleeds, difficulty with breathing and mild to severe loss of the ability to smell. The nasal septum is the bone and cartilage in the nose that separates the nasal cavity