IRCT20200615047781N1 IRCT 2020-07-08 Mashhad University of Medical Sciences Investigation of the effect of interlipid in patients with a history of recurrent implantation failure The effect of immunotherapy with injectable intervalipide in improving pregnancy outcomes in patients with a history of recurrent implantation failure in assisted reproductive therapies 2020-12-28 anticipated 40 Complete https://irct.ir/trial/49475 interventional Randomization: Randomized, Blinding: Triple blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Random allocation list using pass software.The type of randomization is simple, and the analyst and physician will be unaware of the intervention and control groups, Blinding description: The researcher does not know how to randomize.The patient and the results evaluator are not aware of the assigned group. N/A reccurent implantation failure in assisted reproductive therapies. Intervention group: intervention group, a dose of 2-4 mg 20% intralipid in 250 ml normal saline (Sina Pakhsh Saba Co.Tehran, Iran)was injected a day before progesterone administration and the second dose was given after a positive test of pregnancy.. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no further information