Ohi M, Sakakura Y, Murai S, Miyoshi Y
Rhinology. 1984 Dec;22(4):241-6.
Ipratropium bromide is a parasympatholytic drug. After application to the nose, the nasal mucociliary transport time was measured using the method of the saccharin test. This compound did not cause any changes in the nasal mucociliary transport function.