Sunesis Pharmaceuticals Inc is a US-based biopharmaceutical company. It focuses on the development and commercialization of its pipeline of oncology therapeutics for the treatment of solid and hematologic cancers. The product portfolio of the company includes Vosaroxin which is an anticancer quinolone derivative for the treatment of acute myeloid leukemia (AML). The company's other kinase inhibitor pipeline includes TAK-580, SNS-062, and SNS-229. Further, the firm's activities include conducting research and development internally and through corporate collaborators, in-licensing and out-licensing pharmaceutical compounds and technology, conducting clinical trials and raising capital. The firm derives substantially the majority of revenue from license and collaboration agreements.