A therapeutic and/or prophylactic agent for a solid tumor, which comprises a thiadiazoline derivative represented by the general formula (I), or a pharmaceutically acceptable salt thereof:
[wherein, n represents an integer of 1 to 3, R
1
represents a hydrogen atom, R
2
represents lower alkyl, or R
1
and R
2
are combined together to represent alkylene, R
3
represents lower alkyl, R
4
represents NHSO
2
R
6
(wherein R
6
represents hydroxy or the like) or the like, and R
5
represents aryl or the like] and the like are provided.
本发明提供了一种治疗和/或预防实体肿瘤的治疗剂和/或预防剂,其包括由通式(I)表示的
噻二唑啉衍
生物或其药学上可接受的盐:[其中,n表示1至3的整数,R1表示氢原子,R2表示较低的烷基,或R1和R2结合在一起表示烷基,R3表示较低的烷基,R4表示NHSO2R6(其中R6表示羟基或类似物)或类似物,R5表示芳基或类似物]。