Solutions
Preterm labor is labor that starts prior to
37 weeks gestation.
Nifedipine is a
Uterine relaxant
-Calcium channel blocker
Nifedipine MOA
Inhibits calcium ion from entering cell and relaxes the smooth
muscle
Nifedipine indications off-label
-Preterm labor contractions
-Labeled usage for HTN
Nifedipine Adverse effectss
-Hypotension
-Flushing
-Dizziness
-Headache
Nifedipine Nursing
-Monitor contractions
-Monitor BP
-Patient teaching
Terbutaline is a
, uterine relaxants
-Beta2 adrenergic agonist
Terbutaline Indications
Preterm labor contractions
Terbutaline Adverse Effects
-Tachycardia
-Restlessness
-Dysrhthmias
-Hypokalemia
-Increase glucose
Terbutaline Nursing considerations
-Monitor HR and rhythm
-Should not be used longer than 72 hours
-Caution with cardiac contractions
Magnesium Sulfate is a
Uterine Relaxant
-Electrolytef
Magnesium MOA
Decreases acetylcholine in motor nerve terminals
Magnesium Indication
-Preterm labor
-Preeclampsia
Magnesium Adverse Effects