A secretolytic compound; decreases short-circuit current ex vivo in canine tracheal epithelium (IC50 = 39.4 nM) when applied submucosally; stimulates release of pulmonary surfactant (mucus), mucus protease inhibitor, IgG, and IgA; decreases viral survival and release of the cytokines TNF-α, IL-12, and interferon γ (IFN-γ) in the airway of a mouse model of H3N2 influenza infection (10 mg/kg per day); has antinociceptive activity; increases brain glucocerebrosidase activity