Two Formulations and Concentrations of Epinastine Nasal Spray Versus Azelastine Nasal Solution for Allergic Rhinitis
Conditions
Interventions
- DRUG: epinastine 0.1%
- DRUG: epinastine 0.1% with taste masking agent
- DRUG: epinastine 0.2%
- DRUG: epinastine 0.2% with taste masking agent
- DRUG: azelastine 0.1%
Sponsor
Merck Sharp & Dohme LLC