The present invention relates to a toll naphthyl Tate (tolnaftate), or comprising a pharmaceutically acceptable salt thereof, composition for the ATM (ataxia telangiectasia mutated) kinase inhibition.Tall naphthyl lactate, anti-cancer agents, therapeutic agents used in combination, p53, ATM kinase.본 발명은 톨나프테이트(tolnaftate) 또는 그의 약제학적으로 허용가능한 염을 포함하는, ATM(ataxia telangiectasia mutated) 키나아제 억제용 조성물에 관한 것이다.