Such reviews continued for a long time; but, in 1996, the Food and Drug Administration approved the treatment – the first new treatment for brain cancer to be approved in more than 20 years. Moreover, the FDA’s approval of polymer-based local chemotherapy created a new paradigm in the drug-delivery field, helping to pave the way for drug-eluting stents and other local delivery systems.
类似的审核持续了很长时间；但1996年，美国食品药品管理局批准了治疗方案——这是20年来首次批准新的脑癌治疗方案。此外，食品药品管理局批准高分子聚合物局部化疗也开创了全新的给药方式范例，为药物涂层支架和其他局部给药系统做好了准备。