Ziextenzo – Pegfilgrastim uses, dose and side effects
Ziextenzo contains the active substance pegfilgrastim. Pegfilgrastim is a protein that, with the help of biotechnology, is produced in a bacterium called E. coli . It belongs to a group of proteins called cytokines and it is very similar to a natural protein (granulocyte colony stimulating factor) produced in the body.
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