Treatment of anemia associated with chronic renal failure (CRF), including patients on dialysis (ESRD) and patients not on dialysis; anemia associated with chemotherapy for nonmyeloid malignancies.
藥理
Induces erythropoiesis by stimulating the division and differentiation of committed erythroid progenitor cells; induces the release of reticulocytes from the bone marrow into the bloodstream, where they mature to erythrocytes. There is a dose response relationship with this effect.
藥動學
Onset of action: increased hemoglobin levels not generally observed until 2-6 weeks after initiating treatment; Bioavailability (SC): ~37% (range: 30% to 50%); Elimination half-life: 21 hr (IV), 49 hr (SC); Half-life is ~3 times as long as epoetin alfa.
禁忌症
Hypersensitivity to darbepoetin or any component of the formulation (including polysorbate 80 and/or albumin); uncontrolled hypertension