Nasya in Allergic Rhinitis

Double-blind, Randomized, Placebo-controlled, Crossover Clinical Investigation to Evaluate Safety and Efficacy of Nasya in Reducing Symptoms of Allergic Rhinitis When Applied Before Allergen Challenge

The purpose of this study is to evaluate safety and efficacy of Nasya in reducing symptoms of persistent allergic rhinitis when applied before allergen challenge.

Inclusion Criteria:

• History of persistent allergic rhinitis due to house dust mite allergy ≥ 2 years
• Written informed consent

Exclusion Criteria:

• Clinically significant disease that could interfere with the evaluation of study medication
• Participation in other studies within the last 4 weeks / during the study