Mag Sulfate Flashcards
Class
Electrolyte
Tocolytic
Mechanism of action
Pharmacological: second most plentiful intracellular cation; Essential to enhance intracellular potassium replenishment and activity of many enzymes; important role in neurochemical transmission and muscular excitability (May decrease acetylcholine released by nerve impulses)
Decreases my cardio irritability and neuromuscular irritability
Clinical: cardiac-reduces ventricular irritability, especially when associate it with hypo magnesemia, Inhibition of muscular excitability
Indications
Torsades de pointes Hypomagnesemia Preterm labor Pregnancy induced hypertension( PIH, toxemia of pregnancy, preeclampsia and or eclampsia Hyper active airway – severe asthma
Contraindications
Hyper magnesemia
Used cautiously in patients with impaired renal function and pre-existing heart blocks
Precautions: caution when use with barbiturates, narcotics, or other hypnotics in conjunction with magnesium sulfate do to addictive sensual depressive effects of magnesium