Letrozole may help women with polycystic ovary syndrome become pregnant

The drug letrozole results in higher birth rates in women with polycystic ovary syndrome (PCOS) than the current preferred infertility treatment drug, according to a nationwide American study. PCOS affects 5 to 10 percent of reproductive-age women and is the most common cause of female infertility. Women affected have excessive levels of the hormone androgen, […]