Table 1.

The main compositions and chemical compounds of Yangqing Kangxian formula.

Main composition	Latin name	Main chemical compounds	Amount (g)
Mai Men Dong	Ophiopogon japonicas	Ophiopogonin A, methylophiopogonanone A	15
Nan Sha Shen	Adenophorae Ae Radix	Mandanol, beta-sitosterol, ethyl oleate (NF)	12
Xi Yang Shen	Panax quinquefolius Radix	Polyacetylene PQ-2, beta-sitosterol, papaverine	6
Gua Lou	Trichosanthes kirilowii Maxim	Diosmetin, spinasterol, hydroxygenkwanin	15
Zhe Bei Mu	Fritillariae thunbergii Bulbus	Beta-sitosterol, pelargonidin, zhebeiresinol	9
Chi Shao	Radix Paeoniae Rubra	Baicalein, evofolin B, paeoniflorigenone	12