Shaanxi Panlong Pharmaceutical Group Limited by Share Ltd.

Shaanxi Panlong Pharmaceutical Co., Ltd.

Jianguo Meng

Dezhu Zhang

Xiaolin Xie

Zhong Meng

Chengyuan Liang

Yu Wang

Xuhua Zhou

Han Li

Jingyi Li

Liang Xin

Juan Li

Nan Hui

Yuzhi Liu

Shunjun Ding

Juan Xia

Kangxiong Wu

Zhao Ma

Shujun Ding

Jiayun Zhang

A method of preparing a Polygoni Milletii Rhizome tincture includes: preparing a first mixture; extracting the first mixture with 70-90% ethanol under reflux condition to obtain a first extract solution; preparing a second mixture; extracting the second mixture with 50-70% ethanol to obtain a second extract solution; and mixing the first extract solution with the second extract solution to obtain the polygoni milletii rhizome tincture. A method of preparing a Polygoni Milletii Rhizome poultice includes: reparing a Polygoni Milletii Rhizome mixture; mixing the Polygoni Milletii Rhizome mixture and a skin penetration enhancer in water; mixing a moisturizing agent and a binder in water; adding a thickener in water; mixing methylparaben and ethylparaben in 90% ethanol; mixing all solutions to form a mixture; and applying the mixture on a non-woven fabric cloth and drying to form the Polygoni Milletii Rhizome poultice.

Polygoni Milletii Rhizome compositions and methods of preparing the same

A method for extracting herbal medicine includes: step one, spray extraction; step two, pressure filtration and concentration; step three, spray and countercurrent precipitation; and step four, concentrating reduced pressure and drying.

Method for extracting herbal medicine

A compound of Formula I: is disclosed. A method of preparing the compound of Formula I is also disclosed. R is alkyl, haloalkyl, aryl, or substituted aryl. Preferably, R is &#x2014;CH, &#x2014;CHCH, &#x2014;CHCHCH, &#x2014;CH(CH), &#x2014;CHCHCHCH, &#x2014;CF, &#x2014;CHF, &#x2014;CHCF, 

Gossypol isocyanate ester compounds with antileukemic activities and a method of preparing the same

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Xi'an, China

Jianguo Meng