Seasonal Allergic Rhinitis
Conditions
Brief summary
Eye symptoms of tearing, redness and itch frequently occur in patients with allergic rhinitis or hayfever. The purpose of this study is to learn whether placing allergen (the substance that causes allergies) in the nose several days in a row will cause an increase in eye symptoms and whether receiving a nasal steroid spray will prevent these eye symptoms.
Interventions
corticosteroid nasal spray
Sponsors
Study design
Eligibility
Inclusion criteria
1. Males and females between 18 and 45 years of age. 2. History of grass and/or ragweed allergic rhinitis. 3. Positive skin test to grass and/or ragweed antigen. 4. Positive response to screening nasal challenge.
Exclusion criteria
1. Physical signs or symptoms suggestive of renal, hepatic or cardiovascular disease. 2. Pregnant or lactating women. 3. Upper respiratory infection within 14 days of study start.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Change in ocular symptoms | between days 1 and 3 |
Secondary
| Measure | Time frame |
|---|---|
| number of eosinophils | between days 1 and 3 |
Countries
United States