Totally 136 influenza patients of WHAFS were randomized by stratification into 3 groups , the high dose JHG group ( 44 cases , 10 g each time ) , the low dose JHG group ( 45 cases , 5 g JHG + 5 g placebo each time ) , and the placebo control group ( 47 cases , 10 g placebo each time ) .