Gemeprost and its Impurities

Gemeprost used for preoperative dilation of the cervix before surgical abortion. It is available as vaginal suppositories and also used in combination with the antiprogestin and mifepristone for termination of 1st- and 2nd-trimester pregnancy.Reference standards of Gemeprost API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.