AMORPHOUS AND CRYSTALLINE FORMS OF DORZOLAMIDE HYDROCHLORIDE AND PROCESSES OF MAKING SAME

摘要

The invention provides an amorphous form of Dorzolamide hydrochloride, processes for the preparation of amorphous Dorzolamide hydrochloride, processes for making Form II from amorphous Dorzolamide HCl5 a crystalline form of Dorzolamide hydrochloride, Form IV, process for making Form IV, and pharmaceutical compositions of amorphous Dorzolamide hydrochloride, Dorzolamide hydrochloride Form II and Dorzolamide hydrochloride Form IV.