Pharmacology Autacoids 30d64046 Misoprostol is a A Prostaglandin E1 analogue B Prostaglandin E2 analogue C Prostaglandin antagonist D Antiprogestin High-Yield Explanation Natural prostaglandin in body is PG E2 whereas Misoprostol and alprostadil are synthetic prostaglandins which are PG E1 analogues. Refer kDT 6/e p181