SN instructed patient about Flonase ( Fluticasone). It is used to treat asthma, allergic rhinitis, nasal polyps, various skin disorders and Crohn's disease and ulcerative colitis. If taken correctly, the nasal spray and oral inhaler formulation have less corticosteroid side effects than the tablet formulation because they limit systemic absorption. However, if the spray or inhaler is used at higher than recommended doses or with other corticosteroids, serious side effects can occur. These systemic corticosteroid side effect include weakened immune system, increased risk of systemic infections, osteoporosis, and elevated pressure in the eyes. Nasal spray common side effects may include nasal irritation, HA, nausea, vomiting, diarrhea, nosebleed, and cough. Rare side effects include painful white patches in nose or throat, sore throat, bruising , vision problems, swelling of face or neck, and difficulty breathing or swallowing.