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
Velar nasal velar nasal, though not as back as the prototypical uvular nasal - see that article for more information. Features of the velar nasal: Velar nasal The velar nasal, also known as agma, from the Greek word for fragment, is a type of consonantal sound, used in some spoken languages. It is the sound of "ng" in English "sing". The symbol in the International Phonetic Alphabet that represents this sound is , and the equivalent X-SAMPA symbol is codice_1. The IPA symbol is similar to , the symbol for the retroflex nasal, which has a rightward-pointing hook extending from the bottom