A compound of formula I or a pharmaceutically acceptable salt or ester thereof is provided for the treatment of cancer wherein (i) the cancer is one that has the characteristic of being a type prone to being or becoming refractory or resistant to platinum drug based therapy and (ii) the treatment is with a dose of between 1 mg/m2 and 30 mg/m2 of compound per patient body surface area per administration. Method of treatment and novel dosage forms are also provided. Particularly treated arc ovarian cancers, particularly those expressing a-folate receptors, including epithelial ovarian, fallopian tube or peritoneal cancer.
本发明提供了一种用于治疗癌症的式 I 化合物或其药学上可接受的盐或酯,其中 (i) 癌症是一种对
铂类药物治疗具有难治性或耐药性的癌症,(ii) 治疗剂量为每个患者体表面积每次给药 1 mg/m2 至 30 mg/m2 化合物。还提供了治疗方法和新型剂型。特别治疗弧形卵巢癌,尤其是表达叶酸受体的卵巢癌,包括上皮性卵巢癌、输卵管癌或腹膜癌。