Effect of Sildenafil Citrate on Success Rate of Ovulation Induction by Clomiphene Citrate

Effective of Sildenafil Citrate on Pregnancy Outcome in infertile women undergoing induction of ovulation by Letrzole and Clomiphene Citrate

Effect of Adding Sildenafil to Clomiphene Citrate Versus Clomiphene Citrate Alone on Endometrial Receptivity in un Ovulatory PCO Patients

Effect of Vaginal Sildenafil versus Oral Estradiol Valerate on Endometrial Thickness and Pregnancy Rate in infertile Women Undergoing Induction of Ovulation by Clomiphen Citrate

Clomiphene Citrate versus Clomiphene Citrate in combination with other drugs in Ovulation Induction in Patients with Polycystic Ovary Syndrome

A comparative study between clomiphene citrate therapy alone and with addition of estradiol or sildenafil in patients with unexplained infertility

The Efficacy of phytoestrogens with Clomiphene Citrate for Ovulation Induction in Women with Polycystic Ovary Syndrome

The Impact of Usage of Sildenafil Citrate with Clomiphene Citrate on The Endometrial Thickness during Ovulation Induction

Effect of Sildenafil Citrate on Endometrial Preparation and Uterine Artery Blood Flow in Infertile Patients Undergoing Induction of Ovulation

The Impact of Adding a Nitric Oxide Donor as Adjuvant Therapy to Clomiphene Citrate