6. Postpartum hemorrhage may occur due to poor uterine contraction. If postpartum bleeding is uncontrollable, an emergency laparotomy is required. Severe cases require hysterectomy, which can even be life-threatening. 7. Postpartum infection or puerperal fever; especially those with early water rupture and prolonged labor. 8. Rapid labor (delivery lasting less than two hours) will occur. Especially multiparous women and patients with cervical laxity. 9. Fetal dystocia or labor