IRCT20151004024335N3 IRCT 2018-07-07 Kerman University of Medical Sciences intrauterine HCG in infertility The evaluation of intrauterine HCG injection in oocyte retrieval day, in Assisted Reproductive Technique(ART) outcome 2018-12-22 anticipated 112 Complete https://irct.ir/trial/20564 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: simple ,individual, table of random numbers randomization. N/A Infertility. Intervention 1: In the intervention group, infertile patients in IVF or microinjection cycle receive routine treatment until the day of oocyte retrieval. On oocyte retrieval day that performed with general anesthesia, after oocyte puncture, 1000 units of Pooyesh Darou PDP PREG HCG, with a volume of one cc, injected into the uterine cavity, with Intrauterine insemination Catheter. Intervention 2: In the control group, the drug administration, oocyte retrieval and embryo transfer are performed routinely and no additional drug is injected into the uterus. No - There is not a plan to make this available Justification or reason for not sharing IPD is The final result of the study will be published and there is no need to share individual participants' data.