Group A:

1. Pregnant women had taken misoprostol (vagiprost vaginal tablet; Adwia Pharmaceutical Company) vaginally as 25 micro gram of misoprostol. It was repeated every 6 hours until three or more uterine contractions of 40 second duration occur over 10 minutes, or when reaching four doses maximum (i.e. 100 micro gram) is reached.
2. Early amniotomy was performed for the participant of the first group at 3 cementer cervical dilatation with Kocher's forceps provided the head is well fitted to the cervix.

Group B:

1. Pregnant women had taken misoprostol (vagiprost vaginal tablet; Adwia Pharmaceutical Company) vaginally as 25 micro gram of misoprostol. It was repeated every 6 hours until three or more uterine contractions of 40 second duration occur over 10 minutes, or when reaching four doses maximum (i.e. 100 micro gram) is reached.
2. late amniotomy was performed for the participant of the second group at 7 cementer cervical dilatation.

rupture of membrane early and late

definition of successful induction is occurrence of vaginal delivery within 24 hours from the beginning of induction

duration of labor and amniotomy delivery interval

number of misoprostol doses administered

the need for augmentation of labor by oxytocin and perinatal outcomes included cord prolapse and abnormal FHR changes during labor