Crystallization form of dihydromyricetin, preparation method thereof and pharmaceutical composition containing the same
The invention belongs to the field of medical technology, and relates to the crystallization form of dihydromyricetin, and a preparation method thereof and a pharmaceutical composition containing the same. The invention discloses the crystallization form I, II, III, IV and an X-ray powder diffractio...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
02.09.2015
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Subjects | |
Online Access | Get full text |
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Summary: | The invention belongs to the field of medical technology, and relates to the crystallization form of dihydromyricetin, and a preparation method thereof and a pharmaceutical composition containing the same. The invention discloses the crystallization form I, II, III, IV and an X-ray powder diffraction pattern of the dihydromyricetin, simultaneously provides the preparation method of the crystallization form and the pharmaceutical composition containing the crystallization form. The crystallization form I provided by the invention has the advantages of stable crystal form, good dissolvability, simple preparation method, and yield in steps, and medicinal preparation and storage of dihydromyricetin as medicinal raw material. |
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Bibliography: | Application Number: CN2014168795 |