org-201745 org-201745 org-201745 is a progestin which was originated by organon and was under development by schering-plough (which acquired organon in 2007) for the treatment of "female genital diseases" and as a hormonal contraceptive for the prevention of pregnancy but was never marketed. org-201745clinical datadrug classprogestin; progestogenidentifierscas number1225638-79-8