Effects of Co-treatment on Endometrial abv3-integrin Expressions in Women With Recurrent Implantation Failure

Inclusion Criteria: * Women of 18 to 40 years of age * No significant pre-existing major medical. * Diagnosed as recurrent implantation failure - at least two or more failure of achieving pregnancy following embryo transfer (ET) despite the optimum endometrial thickness and good quality of embryo (unexplained). * Regular menstrual cycle atleast 3 months prior to treatment * Not taking any hormonal treatment for atlest 3months prior to recruitment * Agreed to participate Exclusion Criteria: * Concurrent significant pre-existing major medical conditions such as uncontrolled diabetes, active systemic lupus erythematosus (SLE) or Anti Phospholipid Syndrome (APS) that will interfere with implantation. * Poor quality of embryo * Suboptimal endometrial thickness(\<8mm) during the embryo transfer (ET). * On hormonal therapy prior to recruitment. * Not agreed to participate