Study on Watering Extraction Process of Yangyinqingwei Oral Liquid
- VernacularTitle:养阴清胃口服液水提工艺的研究
- Author:
Huaiqing WEN
;
Wenchao HUANG
;
Bin LI
- Publication Type:Journal Article
- Keywords:
Yangyinqingwei oral liquid;
Extraction process;
Paeoniflorin;
Violate oil;
Orthogonal design
- From:
China Pharmacy
1991;0(06):-
- CountryChina
- Language:Chinese
-
Abstract:
OBJECTIVE:To select the optimum watering extraction process of yangyinqingwei oral liquid. METHODS: Influence of extraction time upon the extraction of volatile oil was observed; The orthogonal design was adopted to observe the extraction process of weight of the extracts and the content of paeoniflorin. RESULTS & CONCLUSIONS:The optimum watering extraction process of yangyinqingwei oral liquid was that medicinal materials were dipped for 30 minutes before decoction,then the extraction of volatile oil in saposhnikovia divaricata and pogostemon cablinlasted for 2 hours, next the residue of drugs and the other drugs were decocted together, and finally water of 8 times as much as the drugs were added and the mixture was extracted 3 times, with 1.5 hours for each time.
