There is no specific medical research over this matter. However, medical practice shows that most of pharm-grade brands have virtually the same effectiveness. The only exclusions are long-acting Darbepoetin (Aranesp) and NeoRecormon, made by Hoffmann–La Roche. Darbepoetin is more effective than others. Recormon is very convenient to use product of extremely quality – longer storage time, higher purity, etc. But if price matters, one can easily use other product line. What is the difference between EPO Alfa, beta, etc.? As it was mentioned above, effectiveness is mainly the same, but… Read More »