After delivery, a 28 year old pre ecclamptic primigra has a soft uterus with moderate-to-heavy bleeding. There is no laceration and there is PPH diagnosed due to uterine atony. Which of the following is the best management option?
0.2-mg intramuscular (IM) ergonovine (Methergine) 20 units of IV oxytocin 10 units of oral oxytocin 250 mg prostaglandin F2-alpha orally