Risk of infection is not the main problem.
The risk of infection from prion proteins in urinary preparations of human gonadotrophins is uncertain--and is of lesser importance than the risk of multiple pregnancies and issues of cost.
Crosignani
Pier Giorgio
PG
Department of Obstetrics and Gynaecology, University of Milan, Via della commenda 12, 20122 Milan, Italy. piergiorgio.crosignani@unimi.it
D000818:Animals; D005640:Follicle Stimulating Hormone / Q000302:isolation & purification; D006062:Gonadotropins / Q000009:adverse effects* / Q000302:isolation & purification*; D006801:Humans; D017096:Prion Diseases / Q000209:etiology* / Q000635:transmission; D011994:Recombinant Proteins / Q000302:isolation & purification; D012307:Risk Factors; D014556:Urine / Q000737:chemistry*
D006062:Gonadotropins; D011994:Recombinant Proteins; D005640:Follicle Stimulating Hormone