Shanghai Pharmaceuticals is one of China's largest drug makers and distributors; its research arm is developing SPH4336, an oral CDK4/6 inhibitor for breast cancer.
Shanghai Pharmaceuticals Holding, listed in Shanghai and Hong Kong, manufactures generic and innovative medicines and runs one of China's biggest pharmaceutical distribution networks. Its oncology research includes SPH4336, a selective CDK4/6 inhibitor in phase 1/2 trials with endocrine therapy in hormone receptor-positive, HER2-negative advanced breast cancer, and the PD-L1 and TIGIT programmes of its biologics subsidiaries.
SPH4336 is an experimental small-molecule drug from Shanghai Pharmaceuticals in phase 3 trials for HR-positive / HER2-negative breast cancer, with its target not yet stated publicly.