A Phase I Study of the Hsp90 Inhibitor AUY922 plus Capecitabine for the Treatment of Patients with Advanced Solid Tumors.

Background: This phase I study determined the maximum tolerated dose (MTD) of AUY922 with capecitabine in advanced solid tumors.

Methods: Capecitabine 1000 mg/m(2) PO BID was administered with escalating doses of AUY922 IV; the MTD of AUY922 was combined with capecitabine 1250 mg/m(2) (DL6).

Results: 23 patients were treated at 5 dose levels (22 mg/m(2)-70 mg/m(2)).