Magnesium Sulfate Flashcards
1
Q
MAGNESIUM SULFATE
Pharmacology & Actions
A
- Smooth muscle relaxant
- decreases early after depolarizations and reduces arrhythmias
- decreases seizures in eclampsia and preeclampsia, possibly via cerebral vasodilation
- CNS depressant
2
Q
MAGNESIUM SULFATE
Indications
A
- Eclampsia and preeclampsia
- Torsades de pointes
- Severe bronchospasm in patients with asthma or COPD
3
Q
MAGNESIUM SULFATE
Absolute Contraindications
A
- Magnesium allergy
4
Q
MAGNESIUM SULFATE
Precautions & Side Effects
A
- May cause hypotension and respiratory depression in large doses
- Caution with use in patients with renal insufficiency or chronic renal failure/dialysis
5
Q
MAGNESIUM SULFATE
Administration
A
- IV
- Onset: Immediate
- Peak Effect: Variable
- Duration: 1 hour
