The study consists of the two parts, phase IIa and phase IIb. Phase IIa study is to assess the safety and the antitumor activity in patients with mCRC and to recommend reasonable dosage regimen of HL-085 for phase IIb study. Phase IIb is a pivotal study to evaluate HL-085 plus Vemurafenib in patients with BRAFV600E mCRC whose disease has progressed after 1 or 2 prior regimens in the metastatic setting.
The study consists of the two parts, phase IIa and phase IIb.