静脉给药是化疗的一个重要途径，但由于多种原因的存在，化疗药的静脉渗漏仍不可避免地发生，导致了局部的化学性炎症，甚至组织溃疡、坏死。因此，有些化疗药一旦静脉渗漏应立即采取有效措施，以减轻局部疼痛，防止组织坏死。 1999年 5月至 2000年 6月，我们用云南白药散外敷 Intravenous administration is an important route for chemotherapy, but due to various reasons, venous leakage of chemotherapeutic drugs inevitably occurs, resulting in localized chemical inflammation and even tissue ulceration and necrosis. Therefore, some chemotherapeutic drugs should immediately take effective measures once the veins have leaked to relieve local pain and prevent tissue necrosis. From May 1999 to June 2000, we used Yunnan Baiyao topical