A Randomized, Double-Blind, Placebo-Controlled Parallel Group Efficacy & Safety Trial of Sublingual-Oral Immunotherapy (SLIT) in Adults With Allergic Rhinoconjunctivitis Caused by Ragweed Pollen
Description of Research
The purpose of this study is to find out if an investigational therapy containing a known amount of Ragweed Allergenic Extract is effective in reducing symptoms of rhinoconjunctivitis.
Participants have allergic rhinoconjunctivitis upon exposure to ragweed. This means that you have symptoms such as sneezing, and a runny, stuffy or itchy nose as well as itchy, watery and red eyes during ragweed season.