A 26-year-old patient just delivered her first baby by a cesarean delivery and her obstetrician notes that the patient has continued postpartum bleeding due to uterine atony. The pregnancy was complicated by several blood pressures > 140/90 during her third trimester and 1+ protein on her urine dipstick specimen. Which of the following medications is contraindicated for treatment of her uterine atony?

A) Oxytocin 0.3-0.6 IU/min IV
B) Methylergonovine 0.2 mg IM
C) 15-Methylprostaglandin F2α 250 g IM
D) Misoprostol 600 1000 g per rectum