Methoxy PEG-Epoetin Beta
Methoxy polyethylene glycol-epoetin beta (CERA)
165 Amino Acids · MW: ≈60,000 Da
Amino Acids
165
Molecular Weight
≈60,000 Da
Half-life
~130 h
Research Score
4.5
Studies
95
Storage
Store lyophilized at -20°C, reconstituted at 2-8°C
What is Methoxy PEG-Epoetin Beta?
Methoxy polyethylene glycol-epoetin beta is a PEGylated erythropoiesis-stimulating agent designed for prolonged receptor activation and infrequent dosing. It has been studied extensively for anemia and is relevant to endurance only through increased oxygen-carrying capacity.
Key Benefits & Mechanisms
long-acting erythropoiesis
stable hemoglobin
fewer injections
improved oxygen delivery
Research Summary
Clinical trials show predictable hemoglobin correction with a long dosing interval and sustained red-cell stimulation. Any VO2 max effect would be secondary to higher hemoglobin, not a direct ergogenic mechanism.
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