This study was conducted in the animal field of College of Agriculture. University of Basrah from 17 May to 15 October 2015. to investigate the influence of treatment of vitamin E and PMSG during breeding season on some biochemical parameters and reproductive characteristics in sheep. A total of 48 ewes included 24 Arabi and 24 Najdi. https://www.nacrack.com/hot-savings-HiBoost-Home-15K-Smart-Link-F20G-5S-IoT-limited-super/