米国生殖医学会議(American Society for Reproductive Medicine)実務委員会報告[10] : 「以前の粗動物抽出物(crude animal extracts)と比較して、現代の高度に精製された尿及び組換えゴナドトロピン製品は明らかに優れた品質、具体的な活動(specific activity)、およびパフォーマンスを持っている。利用可能なさまざまな尿中または組換えゴナドトロピン製品間で、安全性、純度、または臨床効果に確認された違いはない。」
^ abVan De Weijer, B. H.; Mulders, J. W.; Bos, E. S.; Verhaert, P. D.; Van Den Hooven, H. W. (2003). “Compositional analyses of a human menopausal gonadotrophin preparation extracted from urine (menotropin). Identification of some of its major impurities”. Reproductive Biomedicine Online7 (5): 547–557. doi:10.1016/S1472-6483(10)62071-8. PMID14680547.
^“Prion transmission in blood and urine: what are the implications for recombinant and urinary-derived gonadotrophins?”. Hum. Reprod.17 (10): 2501–8. (October 2002). doi:10.1093/humrep/17.10.2501. PMID12351519.
^Daya, S.; Ledger, W.; Auray, J. P.; Duru, G.; Silverberg, K.; Wikland, M.; Bouzayen, R.; Howles, C. M. et al. (2001). “Cost-effectiveness modelling of recombinant FSH versus urinary FSH in assisted reproduction techniques in the UK”. Human Reproduction (Oxford, England)16 (12): 2563–2569. doi:10.1093/humrep/16.12.2563. PMID11726575.
^Van Wely, M.; Kwan, I.; Burt, A. L.; Thomas, J.; Vail, A.; Van Der Veen, F.; Al-Inany, H. G. (2011). “Recombinant versus urinary gonadotrophin for ovarian stimulation in assisted reproductive technology cycles”. The Cochrane Library (2): CD005354. doi:10.1002/14651858.CD005354.pub2. PMID21328276.
^Practice Committee Of American Society For Reproductive Medicine, Birmingham (November 2008). “Gonadotropin preparations: past, present, and future perspectives”. Fertil. Steril.90 (5 Suppl): S13–20. doi:10.1016/j.fertnstert.2008.08.031. PMID19007609.
^Fuller, Matthew A.; Martha Sajatovic (2003). Drug Information Handbook for Psychiatry (4 ed.). Lexi-Comp, Inc.. p. 711. ISBN978-1-59195-064-6