Short-acting leukapheresis injection usually lasts about three days. The main ingredient of short-acting leukocyte-boosting injection is recombinant human granulocyte colony-stimulating factor, which is mainly used for tumor patients with reduced white blood cells after chemotherapy. Short-acting leukocyte-boosting injection can promote the proliferation of hematopoietic stem cells in the bone marrow to play a role in raising white blood cells, and its effect is generally about three days. Short-acting leukocyte-boosting injection should be injected in regular hospitals, and the main way of use is intramuscular injection. This drug can ensure that white blood cells are raised to a safe range and reduce the possibility of infection caused by leukopenia. After the short-acting leukocyte injection, patients should pay attention to rest, avoid overwork, and at the same time pay attention to avoid consuming the body’s energy, usually can eat more vitamin protein-rich food, improve immunity. If there are any uncomfortable symptoms, you need to consult a doctor in time.