OB Medications

Question 1

Tocolytics

Answer 1

Slow contractions

○ Terbutaline*
○ Magnesium-sulfate*

Question 2

Magnesium Sulfate

Answer 2

Therapeutic class: Electrolyte (remember magnesium acts like a sedative)

Indication: Hypomagnesemia, torsade de point, pre-eclampsia, preterm labor, seizures, asthma exacerbation

Nursing Considerations:
● Monitor for hypermagnesemia
○ Confusion, dizziness, weakness, decreased reflexes
● Give IV slowly

Question 3

Oxytocics

Answer 3

Stimulate contractions

*Oxytocin

Therapeutic class: Hormones

Indication: Induction of labor; PPH

Action: Stimulates uterine smooth muscle causing it to contract

Nursing Considerations:
● Monitor contractions
● Monitor fetus
● Warn mother contractions will be more painful
● Monitor BP, HR, glucose, + K