Screening of Antiviral Components of Yinhuapinggan Granule and Protective Effects of Yinhuapinggan Granule on MDCK Cells with Influenza A/H1N1 Virus

Table 6

Comparison of antiviral efficacy of different concentrations of YHPG and its active components on influenza A/H1N1 virus.

Group	Drug concentration (μg·mL^-1)	Antiviral efficiency (%)	Group	Drug concentration (μg·mL^-1)	Antiviral efficiency (%)
YHPG	39.06		Ephedrine hydrochloride	3.91
	78.13			7.81
	156.25			15.63
	312.50			31.25
	625.00			62.50
Pseudoephedrine hydrochloride	3.91		Chlorogenic acid	1.95
	7.81			3.91
	15.63			7.81
	31.25			15.63
	62.50			31.25
Emodin	3.91		Luteoloside	15.63
	7.81			31.25
	15.63			62.50
	31.25			125.00
	62.50			250.00
Puerarin	7.81		Polydatin	7.81
	15.63			15.63
	31.25			31.25
	62.50			62.50
	125.00			125.00
Glycyrrhizic acid	3.91		Amygdalin	3.91
	7.81			7.81
	15.63			15.63
	31.25			31.25
	62.50			62.50
Glycyrrhetinic acid	3.91		Linalool	3.91
	7.81			7.81
	15.63			15.63
	31.25			31.25
	62.50			62.50
Ribavirin granule	780.00