Final answer:
The rn should be prepared to administer oxytocin.
Step-by-step explanation:
The correct answer is b) Oxytocin. When a client in active labor receives meperidine (Demerol) 30 minutes prior to delivery, it can cause respiratory depression in the newborn. Oxytocin is given to the mother to help prevent excessive postpartum bleeding by causing the uterus to contract. Naloxone is an opioid antagonist used to reverse the effects of opioid overdose. Magnesium sulfate is used to prevent seizures in clients with preeclampsia or eclampsia. Nifedipine is a calcium channel blocker used to treat hypertension.