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Study aim
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To determine the effects of adding prostaglandin to CC in mild ovarian stimulation protocol on pregnancy and implantation rate in patients undergoing intrauterine insemination (IUI).
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Design
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In this randomized, double-blind, placebo-controlled study, we will include a total number of 106 patients who will be randomized to two study groups each containing 53 patients. This is a phase 3 trial.
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Settings and conduct
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The study will be conducted Shiraz Ghadir Mother and Child hospital, affiliated with Shiraz University of Medical Sciences. Patients will be randomly assigned to received mild ovarian stimulation with clomiphene citrate, gonadotropins and misoprostol (intervention group) and mild ovarian stimulation with clomiphene citrate, gonadotropins and placebo (control group). All the interventionists, those recording the outcome measures and patients will be blinded to the study groups.
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Participants/Inclusion and exclusion criteria
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All the patients who are candidates and refer to the Shiraz Ghadir mother and child hospital will be included in the study. All the participants must be between 18 and 45 years of age. Those with hypersensitivity to prostaglandins, polycystic ovarian syndrome (PCOS) and those with history of hepatic and renal disorders will be eliminated from the study.
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Intervention groups
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Study groups include mild ovarian stimulation with clomiphene citrate, gonadotropins and misoprostol (intervention group) and mild ovarian stimulation with clomiphene citrate, gonadotropins and placebo (control group).
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Main outcome variables
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Implantation rate, number and size of dominant ovarian follicles, endometrial thickness, pregnancy rate, side effects.