Osmotically acting laxatives
Magnesium Sulfate in Dextrose 5% in Plastic Container
The FDA lists this product in 7 strengths and forms.
Indications
Magnesium Sulfate in 5% Dextrose Injection is indicated for: Prevention of eclampsia in patients with preeclampsia Treatment of seizures and prevention of recurrent seizures in patients with eclampsia Magnesium Sulfate in 5% Dextrose Injection is indicated for ( 1 ): Prevention of eclampsia in patients with preeclampsia ( 1 ) Treatment of seizures and prevention of recurrent seizures in patients with eclampsia ( 1 )
Contraindications
Magnesium Sulfate in 5% Dextrose Injection is contraindicated in patients: with heart block or myocardial damage in diabetic coma with myasthenia gravis [see Warnings and Precautions (5.6) ] Heart block or myocardial damage ( 4 ) Diabetic coma ( 4 ) Myasthenia gravis ( 4 , 5.6 )
Warnings and precautions
Fetal-neonatal toxicity with prolonged use : Administration beyond 5 to 7 days is not recommended and can lead to hypocalcemia and bone abnormalities ( 2.2 , 5.1 ) Risk of magnesium toxicity : Monitor magnesium concentrations and clinical signs of magnesium toxicity including respiratory depression, an injectable calcium salt should be immediately available to counteract hazards, for significant toxicity stop Magnesium Sulfate in 5% Dextrose Injection ( 5.2 ) Risk of elevated blood glucose: Solutions containing dextrose should be used with caution in patients with known prediabetes or diabetes mellitus ( 5.3 ) Co-administration with unapproved tocolytics : Do not use concomitantly with beta adrenergic agents such as terbutaline and calcium channel blockers such as nifedipine ( 5.4 ) Aluminum toxicity : Aluminum may reach toxic concentrations with prolonged parenteral administration in patients with renal impairment ( 5.5 ) Exacerbation of Myasthenia Gravis : Use is contraindicated because use in patients with underlying myasthenia gravis can precipitate a myasthenic crisis ( 5.6 )
5.1Fetal-Neonatal Toxicity with Prolonged Use
Continuous administration of magnesium sulfate beyond 5 to 7 days in pregnant women can lead to hypocalcemia and bone abnormalities in the developing fetus, including skeletal demineralization and osteopenia. In addition, cases of neonatal fracture have been reported. Neonates of women receiving Magnesium Sulfate in 5% Dextrose Injection (especially with prolonged maternal use) are at risk for magnesium toxicity including hyporeflexia, hypotonia, and respiratory depression.



