HUPERZINE A POLYCRYSTAL, PREPARATION METHOD THEREFOR, PHARMACEUTICAL COMPOSITION COMPRISING POLYCRYSTAL AND USE THEREOF

摘要

Disclosed in the present invention is a Huperzine A polycrystal, preparation method therefor, a pharmaceutical composition comprising the polycrystal and the use thereof. Part of the Huperzine A polycrystal has a better solubility than the current commercially available pharmaceutical crystal forms, and is more advantageous for drug absorption. Also part of the Huperzine A polycrystal has much less hygroscopicity than the commercially available pharmaceutical crystal forms, and is more advantageous for preparation and storage of drug preparations.