One cartridge contains a net total dose of 300 IU, 600 IU or 900 IU recombinant follicle-stimulating hormone (FSH) activity in 0.36, 0.72 or 1.08 mL aqueous solution.
The solution for injection contains the active substance follitropin beta, produced by genetic engineering of a Chinese hamster ovary (CHO) cell line, in a concentration of 833 IU/mL aqueous solution. This strength corresponds to 83.3 microgram of protein/mL (specific in vivo bioactivity equal to approximately 10 000 IU FSH/mg protein).
Excipients/Inactive Ingredients: Puregon solution for injection contains: sucrose, sodium citrate, L-methionine, polysorbate 20, benzyl alcohol, water for injections.
The pH may have been adjusted with sodium hydroxide and/or hydrochloric acid.