在肿瘤化疗中，静脉给药是主要的给药方式。口服制剂因受到生物利用度的限制发展缓慢。近年来，随着一批新的口服抗肿瘤药物（如氟尿嘧啶类、金属铂类、拓扑异构酶抑制剂等）的研制与开发，口服给药以其安全、有效、经济、便利的特点，为越来越多的患者和医务工作者所接受。 In cancer chemotherapy, intravenous administration is the main mode of administration. Oral formulations have been slow to develop due to limited bioavailability. In recent years, with a series of new oral anticancer drugs (such as fluorouracil, platinum metal, topoisomerase inhibitors, etc.) research and development, oral administration with its safe, effective, economical and convenient features, For more and more patients and medical workers accepted.