Low-dose human chorionic gonadotropin therapy can improve sensitivity to exogenous follicle-stimulating hormone in patients with secondary amenorrhea 

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Low-dose human chorionic gonadotropin therapy can improve sensitivity to exogenous follicle-stimulating hormone in patients with secondary amenorrhea  Marco Filicori, M.D., Graciela E Cognigni, M.D., Stefania Taraborrelli, M.D., Daniela Spettoli, M.D., Walter Ciampaglia, M.D., Cristina Tabarelli de Fatis, M.D.  Fertility and Sterility  Volume 72, Issue 6, Pages 1118-1120 (December 1999) DOI: 10.1016/S0015-0282(99)00426-4

FIGURE 1 The dosages of menotropins and levels of estrogen during treatment in a hypogonadal patient. (A), Administration of highly purified FSH alone. (B), Supplementation of highly purified FSH with low-dose hCG therapy (50 IU/d). Amps = ampules; HP = highly purified. Filicori. Human chorionic gonadotropin. Fertil Steril 1999. Fertility and Sterility 1999 72, 1118-1120DOI: (10.1016/S0015-0282(99)00426-4)