Study Of SU011248 In Combination With Docetaxel And Trastuzumab In Patients With Advanced Breast Cancer HER-2 Positive

Trastuzumab will be administered intravenously on Day 1 before docetaxel - loading dose of 4 mg/kg over 90-minute on Day 1 followed by weekly maintenance doses of 2 mg/kg on Days 1, 8, 15 given as 30-minute infusions if the initial loading dose was well tolerated. Loading dose of 8 mg/kg over 90-minute on Day 1 followed by 3-weekly maintenance doses of 6 mg/kg given as 90-minute infusions. The administration of 6 mg/kg will be repeated on Day 1 every 3 weeks.

SU011248 will be administered at 37.5 mg once daily for 2 weeks every 3 weeks (Schedule 2/1) starting from Day 2, when in combination with docetaxel. SU011248 will be administered at the starting dose of 37.5 mg daily in a continuous regimen when docetaxel is discontinued.

The starting dose of docetaxel will be 75 mg/m2 every 3 weeks, administered on Day 1 of each cycle as a 1-hour IV infusion.