Cosela® (trilaciclib hydrochloride for injection) is the world's first innovative drug jointly developed by Simcere and G1 Therapeutics, which is administered before chemotherapy for comprehensive myeloprotection against chemotherapy damages and was certified as a "Breakthrough Therapy" by FDA. It was launched in the United States in Feb. 2021. In Aug. 2020, Simcere entered into an exclusive license agreement with G1 to obtain rights for the development and commercialization of Cosela® for all indications in Greater China.