View this PDF to learn more with a summary of the published clinical article: Sikand, A, Ehmer, DR, Stolovitsky, JP, et al. In-office balloon sinus dilation versus medical therapy for recurrent acute rhinosinusitis: a randomized, placebo-controlled study. Int Forum Allergy Rhinol. 2019;9:140-148. This content is intended for Health Care Professionals in the United States.