Discrepancy between ovulation induction rate and pregnancy rate is related to anti-estrogenic effects on cervical mucus and endometrium and long acting gonadotrophins are more effective than clomiphene citrate. This study was aimed at comparing frequency of induction of ovulation in women with polycystic ovarian syndrome treated with Letrozole versus clomiphene citrate.
We aimed this study to determine and compare frequency of induction of ovulation in women with polycystic ovarian syndrome treated with Letrozole versus clomiphene citrate as published literature shows variations.