The purpose of this study is to assess the onset of effectiveness of a nasal spray (marketed in the USA) in treating allergy symptoms caused by ragweed pollen in an Environmental Exposure Chamber (EEC) compared to a placebo. Study Ref: 19-SB-001.
allergic rhinitis to ragweed for at least the last 2 years
If smoker, cannot smoke more than 26 cigarettes per day
Cannot be symptomatic to dust mites/mold
This study has been approved by Advarra Ethics Board.
4 hour(s) - 9.5 hour(s) per session
Up to 6 visits (including medical screening and follow-up visit)
Up to $2300
4500 Dixie Road Mississauga, Ontario, Canada, L4W 1V7