| abstract |
The present invention relates to chemically stable pharmaceutical formulations of the potent antihistamine, norastemizole. The compositions can include norastemizole, or a pharmaceutically acceptable salt thereof; a diluent; a binder; a disintegrant; and a lubricant or the compositions can include particles of norastemizole, or a pharmaceutically acceptable salt thereof, coated with an inert coating and a pharmaceutically acceptable excipient. The present invention also relates to methods of treating allergic disorders. |