IRCT201403244686N11 IRCT 2014-04-13 Arak University of Medical Sciences The comparison of the efficacy of oral castor oil with vaginally misoprostol and vaginally misoprostol alone in the treatment of missed abortion The comparison of the efficacy of oral castor oil with vaginally misoprostol and vaginally misoprostol alone in the treatment of missed abortion 2014-03-30 anticipated 72 Complete https://irct.ir/trial/5024 interventional Randomization: Randomized, Blinding: Triple blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment. 2 treatment of missed abortion. Intervention 1: Intervention group receive misoprostol 800 microgram vaginally plus castor oil 60 ml orally. If it does not response to primary dose, mioprostol would be repeated up to three times with 24 hours interval. Intervention 2: Control group receive misoprostol 800 microgram vaginally plus placebo 60 ml orally. If it does not response to primary dose, mioprostol would be repeated up to three times with 24 hours interval.