PROBLEM TO BE SOLVED: To provide a method for the treatment of hyperproliferative disorders such as cancer, with a compound that inhibits PI3 kinase activity.SOLUTION: Additive or synergistic effects in inhibiting the growth of cancer cells in vitro and in vivo can be achieved by administering the following compound GDC-0032, or a pharmaceutically acceptable salt thereof, in combination with certain other specific chemotherapeutic agents.SELECTED DRAWING: None【課題】PI3キナーゼ活性を阻害する化合物による、癌等の過剰増殖性障害の処置方法の提供。【解決手段】インビトロ及びインビボでの癌細胞の増殖の阻害における相加効果又は相乗効果を、ある種の他の特定の化学療法剤と組み合わせて下記の化合物GDC-0032又はその薬学的に許容可能な塩を投与する。【選択図】なし