What is erythropoietin (EPO)? What is recombinant human erythropoietin? How is it made? What is it used for? Does it contain blood fractions? What risks or side-effects are there? Would you consider this medical treatment if you are anemic or you were considering a surgical procedure that might involve considerable blood loss? You will find the answers to these questions, as well as other important information in our feature article: Erythropoietin (EPO).