1. Allergic rhinitis: developing drug products for treatment Publication: Silver Spring, MD : Center for Drug Evaluation and Research, September 2018 Subject(s): Clinical Trials as TopicDrug EvaluationRhinitis, Allergic -- drug therapyAdrenal Cortex Hormones -- therapeutic useAdultChildDrug CombinationsResearch DesignSingle-Blind MethodHumansUnited StatesUnited States. Department of Health and Human Services.United States. Food and Drug Administration.