KAA-276 free base is a novel potent and long-lasting histamine HI-receptor antagonist with less-topical irritation, and can be topically administered by inhalation for the treatment of bronchial asthma.
KAA-276 HCl is the salt form of KAA-276 free base, a novel potent and long-lasting histamine HI-receptor antagonist with less-topical irritation, and can be topically administered by inhalation for the treatment of bronchial asthma.