This study aims to investigate the additive effect of the Hedera helix (HH) and Rhizoma coptidis (RC) extracts mixture on antitussive and expectorant activities in animals.The expectorant assay was performed with phenol red secretion in mice trachea. Mice or guinea pigs were randomly divided into groups of 8 each, including negative and positive control groups. After gastric administration of the test extracts in mice, 2.5
作者:Kee Jae, Song;Young-June, Shin;Kang Ro, Lee;Eun Jung, Lee;Yun Suk, Suh;Kyung-Su, Kim
来源:Yonsei medical journal 2015 年 56卷 3期