<prompt> Misoprostol is a?Prostaglandin E1 analogueProstaglandin E2 analogueProstaglandin antagonistAntiprogestin  <response>: Misoprostol -PGE1 analog used for aboion-200mg.BDorally. along with mifepristone to induce aboion in 1st few wks of pregnancy. Ulcer protective agent-200mg orally QID Ref: KD Tripathi 8th ed. 