Lyophilized powder injection of baikal skullcap root extract and preparation method thereof

Abstract

The invention relates to a baikal skullcap root extractive freeze dried, which uses Baikal skullcap root extractive as material, assisted with alkali assisting solvent, acidamide assisting solvent, and anti-oxidant, to make the scutellarein stable in alkali solution. The invention is simple.

Description

technical field

[0001] The invention relates to the field of pharmaceutical preparations, in particular to the freeze-dried powder injection of scutellaria baicalensis extract extracted from scutellaria baicalensis and a preparation method thereof. Background technique

[0002] Scutellaria baicalensis Georgi, a traditional Chinese medicine, is the root of Scutellaria baicalensis, which has the functions of clearing away heat and dampness, purging fire and detoxification, stopping bleeding and preventing miscarriage.

[0003] Baicalein and Baicalin are extracts extracted from the dried roots of Scutellaria baicalensis. They have exact chemical structures, and their structural formulas are:

[0004] R=H baicalein R=glucuronic acid baicalin

[0005] Studies in recent years have found that these two extracts of Scutellaria baicalensis have antibacterial and antiviral effects, especially baicalein has more liver protection, gallbladder diuresis, free radical scavenging and ant...