The surgery is successful most of the time and produces little to no long-term side effects. The symptoms of ENS may occur weeks, months, or years after surgery. Then don't do that again unless it sits without using for over a month then use it as directed or if you have forgotten use one spray into each nostril once a day is normal. blow your nose first but try not to irritate the nasal passage so you can get air through them and then spray with the medicine. I swear it is as good as the day you got it. If you do not use the medicine for 24 hours or longer, prime the spray again by pumping 1 or 2 times. Tilt your head back slightly. Breathe through your mouth. Spray once in each nostril. Do not sniff, swallow, or inhale the spray. If your nose runs after using the spray, sniff gently. You can blow your nose after 2 or 3 minutes. Dosing Each spray contains 137 or 205.5 mcg of azelastine. Children 2 to 5 years of age—1 spray in each nostril 2 times a day. Each spray contains 137 mcg of azelastine. Children younger than 2 years of age—Use and dose must be determined by your doctor. For nasal dosage form (Astepro® spray): For treatment of perennial allergic rhinitis: Ask a doctor or pharmacist if you have questions. Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat. Less serious side effects may be more likely, and you may have none at all. This is not a complete list of side effects and others may occur. Nasal spray decongestants containing the active ingredient oxymetazoline are familiar to most people as the brand Afrin, but you can also use generic formulations. Limit yourself to no more than two doses per nostril per day for no longer than five days. If you use a nasal decongestant for too long, your nose may start running when you stop. Do not spray into eyes or mouth. • If you get the spray in your eyes, rinse well with water. • If allergy symptoms do not improve after one week, stop using and talk to a doctor. • Do not share this bottle with anyone else as this may spread germs. C – KEEP IT CLEAN. A clean spray nozzle helps ensure a full dose. Clean it weekly, or if Keep track of the number of sprays you use. Throw the bottle away after you use 345 sprays (0.03% nasal spray) even if some liquid remains in the bottle. You should not take extra doses of the nasal spray without checking first with your doctor. Dosing. The dose of this medicine will be different for different patients. Loss or decreased sense of smell and taste. Postnasal drip. Headaches. Sinus pressure. Facial pain. Nasal polyps vary in size, and small polyps may not cause symptoms. Larger polyps may block the nasal passages, cause symptoms, and lead to a sinus infection. Nasal congestion typically clears after a few days, but congestion that lasts for a week or more may be a sign of an infection. Left untreated, nasal congestion may cause sinusitis , nasal polyps or middle ear infections . oiu2tmM.