BackgroundLeukopenia can be caused by chemotherapy. which suppresses bone marrow function and can impact the effectiveness of cancer treatment. Qijiao Shengbai Capsule (QJSB) is commonly used to treat leukopenia. but the specific bioactive components and mechanisms of action are not well understood. https://www.allfixelectricales.shop/product-category/audio-turntable-cartridge/