Protective effect of combined administration of active ingredients of Danhong on cerebral micro-vascular endothelial cell injured by hypoxia Effects of combined administration of Paeoniae Radix Alba on local pharmacokinetics of six aconite alkaloids by skin microdialysis in vivo Antitumor effects of curcumin and oxaliplatin combination on xenografts of human colon cancer LoVo cells in nude mice Interaction of Shunaoxin Dripping Pill and Warfarin sodium on anticoagulant applications Pharmacokinetic effect of combined administration on spinosin and ferulic acid in monarch drug Ziziphi Spinosae Semen kernel