Suzhou-China based Cstone Pharmaceuticals Co. Ltd., which in-licensed RET inhibitor pralsetinib from Blueprint Medicines Corp. in 2018, has won Chinese approval for the drug to treat adult patients with locally advanced or metastatic RET fusion-positive non-small-cell lung cancer after platinum-based chemotherapy. Already approved as Gavreto in the U.S., the drug is Cstone’s first product approved in China and the country’s first selective RET inhibitor.