Common OB & Neonatal Medications (4) (1) (1).docx - Commonly – Used Medications in OB/Newborn Medication Intended Effect To prevent Beta 2 or

Commonly – Used Medications in OB/Newborn Medication Indication Intended Effect Dose/Push Rate Side Effects Adverse Effects Terbutaline To prevent or reverse bronchospas m from asthma, bronchitis, or emphysema . Beta 2 adrenergic effects to suppress uterine activity. Can delay delivery for 3 days. IV maximum dose 0.08 mg/min SQ 0.25 mg every 3-4 hours Tachycardia , cardiac arrhythmia, myocardial ischemia, elevation in maternal glucose. Monitor maternal blood pressure and heart rate. May hold dose for BP of < 90/50 or HR >120. Magnesium Sulfate To prevent and control seizures in preeclampsi a or eclampsia. Depresses myometrium contractility, relaxes smooth muscle of the uterus. Initial loading dose of 4- 6 g in 20 mins, then 2 g/ hr. Therapeuti c level at 5-8 mg/dL Flushing, lethargy, headache, muscle weakness, pulmonary edema. Monitor FHR and UCs. Monitor newborn for signs of magnesium toxicity. Oxytocin Promotes uterine contractions . Acts on the smooth muscle of the uterus to stimulate contractions.