To probe into the possibility if combination of triptolide and sodium selenite can result synergism and diminish the dosage of triptolide whose high toxicity limits its clinic application.

• 针对雷藤甲素治疗宽度窄的缺点，探讨与亚硒酸钠联合用药以减低雷藤甲素剂量的可能性。