♦Epoetin-alfa



♦Epoetin-alfa





(e-poe-e’-tin)

Epogen, Procrit, EPO, erythropoietin

Pregnancy Category C


Mechanism of Action

Stimulates red blood cell production.


Indications

Anemia associated with chronic renal failure, anemia in HIV patients receiving zidovudine, and anemia associated with cancer chemotherapy.


Metabolism/Excretion

Metabolized in the serum and excreted in the urine. After IV administration, the circulating half-life is 4 to 13 hours. Serum concentrations peak within 5 to 24 hours after SQ administration.



Dosage Range


Adult

♦ Chronic renal failure: Initially, 50 to 100 units/kg three times a week. Reduce dose as the hematocrit approaches 36% or increases by more than 4 points in any 2-week period. Dosage is individualized to maintain the hematocrit in target range. Administer IV in dialysis patients; inject SQ or administer IV in patients not receiving dialysis. Unless clinically indicated, dosage adjustments should not be made more frequently than once a month. Maintenance dose is titrated to maintain hematocrit target range.

♦ HIV patients receiving zidovudine: Determine serum erythropoietin level before administration. Starting dose for patients with serum erythropoietin levels <500 mUnits/mL who are receiving <4,200 mg zidovudine per week: 100 units/kg as an IV infusion or SQ injection administered three times a week for 8 weeks. If desired response is not achieved after 8 weeks of therapy, increase by 50 to 100 units/kg three times a week. Maintenance dose is titrated to maintain hematocrit target range.

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Jul 20, 2016 | Posted by in ONCOLOGY | Comments Off on ♦Epoetin-alfa

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