申请人:Taiho Pharmaceutical Co., Ltd.
公开号:EP3718545A1
公开(公告)日:2020-10-07
The present invention provides a method of enhancing an antitumor effect by a compound strongly inhibiting ribonucleotide reductase (RNR) or a salt thereof.
A combination formulation involving combined administration of a sulfonamide compound represented by Formula (I) [In the formula, X1 represents an oxygen atom or the like; X2 represents an oxygen atom; X3 represents -NH-; X4 represents a hydrogen atom or the like; R1 represents -C(R11) (R12)- or the like; R11 and R12 are the same or different and each represents a hydrogen atom or the like; R2 represents an optionally substituted C6-C14 aromatic hydrocarbon group or the like; R3 represents an optionally substituted C6-C14 aromatic hydrocarbon group or the like; R4 represents a hydrogen atom or the like] or a salt thereof, having RNR inhibitory activity, and other antitumor agent(s).
本发明提供了一种通过强抑制核糖核苷酸还原酶(RNR)的化合物或其盐增强抗肿瘤效果的方法。
一种组合制剂涉及联合给药由式(I)代表的磺酰胺化合物[式中,X1代表氧原子或类似物;X2代表氧原子;X3代表-NH-;X4代表氢原子或类似物;R1代表-C(R11)(R12)-或类似物;R11和R12相同或不同,各自代表氢原子或类似物;R2代表任选取代的C6-C14芳烃基团或类似物;R3代表任选取代的C6-C14芳烃基团或类似物;R4代表氢原子或类似物]或其盐,具有RNR抑制活性,以及其他抗肿瘤剂。