Randomized Controlled Study of Postoperative Adjuvant Therapy for Gastric Cancer Using TS-1 or TS-1+PSK

Summary

A randomized controlled study is conducted on patients with resected gastric cancer assigned to postoperative adjuvant therapy of TS-1 alone or PSK combined with TS-1, with the objective to examine or validate the outcome, QOL and prognostic factors (host and tumor factors), and explore the factors enhancing the antitumor effect of TS-1.

Timeline

Start

2005-03

Primary completion

2016-02

Completion

2016-02

Publications

• Background Nakazato H, Koike A, Saji S, Ogawa N, Sakamoto J. Efficacy of immunochemotherapy as adjuvant treatment after curative resection of gastric cancer. Study Group of Immunochemotherapy with PSK for Gastric Cancer. Lancet. 1994 May 7;343(8906):1122-6. doi: 10.1016/s0140-6736(94)90233-x.
• Ueda Y, Fujimura T, Kinami S, Hirono Y, Yamaguchi A, Naitoh H, Tani T, Kaji M, Yamagishi H, Miwa K; Hokuriku-Kinki Immunochemo-Therapy Study Group-Gastric Cancer (HKIT-GC). A randomized phase III trial of postoperative adjuvant therapy with S-1 alone versus S-1 plus PSK for stage II/IIIA gastric cancer: Hokuriku-Kinki Immunochemo-Therapy Study Group-Gastric Cancer (HKIT-GC). Jpn J Clin Oncol. 2006 Aug;36(8):519-22. doi: 10.1093/jjco/hyl048. Epub 2006 Jun 27.

Drugs

Indications