Allergic rhinitis is an inflammatory disorder of the upper airway that occurs following allergen exposure. The focus of this study, seasonal allergic rhinitis (SAR), is one type of allergic rhinitis that is triggered by the pollen from trees, grasses, and weeds. Commonly referred to as (hay fever), it is characterized by sneezing, nasal congestion and pruritus, rhinorrhea, and pruritic, watery, red eyes. The primary objective of this study is to compare the efficacy and safety of GW685698X 100mcg once daily (QD) aqueous nasal spray with vehicle placebo nasal spray in adult and adolescent subjects (12 years of age and older) with seasonal allergic rhinitis (SAR) caused by ragweed pollen.

A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Multicenter Study to Evaluate the Efficacy and Safety of Once-Daily, Intranasal Administration of GW685698X Aqueous Nasal Spray 100mcg for 2 Weeks in Adult and Adolescent Subjects (12 years of age and older) with Seasonal Allergic Rhinitis (SAR)

Inclusion criteria:

• Must be outpatients.
• Diagnosis of SAR.
• Literate in English or native language.

Exclusion criteria:

• Have a significant concomitant medical condition.
• Use corticosteroids or other allergy medications during the study.
• Use tobacco products.

Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.