• Korean Journal of Pharmacognosy
• /
• v.24 no.2
• /
• pp.183-186
• /
• 1993

‘Ansin Whan(安神丸)’ is a Chinese patent medicine, which is used for insomnia, nervous breakdown, amnesia and hypertension in Korea. In the future, the demand for the drug is likely to increase, as the number of aged people increases. This medicine is the large of pills consisting 13 kinds of powdered crude drugs. For the identification of individual ingredients in such powdery mixtures, microscopic method may advantageously be used as it requires only a small amount of specimens. In this paper, the effectiveness of this method is exemplified by the identification of the ingredients in ‘Ansin Whan’ which contains 13 powdered crude drug ingredients.