The nasal sprays are all corticosteroids with different medications in them. I put the links to webmd.com if you would like to see the differences. I only responded to Flonase and have been using it for the last 10 or so years.
Rhinocort-- [url]http://www.webmd.com/drugs/drug-10192-Rhinocort+Nasl.aspx?drugid=10192&drugnam e=Rhinocort+Nasl[/url]
Flonase-- [url]http://www.webmd.com/drugs/drug-1474-Flonase+Nasl.aspx?drugid=1474&drugname=F lonase+Nasl[/url]
Nasacort-- [url]http://www.webmd.com/drugs/drug-8561-Nasacort+Nasl.aspx?drugid=8561&drugname= Nasacort+Nasl[/url]
Nasonex-- [url]http://www.webmd.com/drugs/drug-4820-Nasonex+Nasl.aspx?drugid=4820&drugname=N asonex+Nasl[/url]