Menotropin is an active substance for the treatment of fertility disturbances. It is extracted from human urine and contains the two gonadotropin hormones LH and FSH. Menotropin medications include Bravelle, Menopur and Pergonal. Because of the risk that Creutzfeldt-Jakob disease could be transferred in the treatment, the Swiss medical board of control, Swissmedic, decreed that a supplemental warning must be provided, although as yet not one CJD infection has been...