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HCFR Protocols > Magnesium Sulfate > Flashcards

Magnesium Sulfate Flashcards

1
Q

Class

A

Electrolyte

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2
Q

Mechanism of Action

A

Reduces striated muscle contraction and blocks peripheral neuromuscular transmission by reducing acetylcholinesterase release at the myoneural junction

Manages seizure in toxemia of pregnancy

Induces uterine relaxation

Bronchodilation after beta-agonists and anticholinergics have been used

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3
Q

Indications

A

Eclamptic Seizures

Torsades de Pointes

Hypomagnesemia

TCA Overdose

Digitalis induced dysrhythmias

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4
Q

Contraindications

A

Heart Blocks

Renal Diseases

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5
Q

Adult Eclamptic Seizures Dose

A

4 G IV over 10 minutes in 50 mL of D5W

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6
Q

Adult Torsades de Pointes Dose

A

2 G IV over 1-2 minutes in 50 mL of D5W

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7
Q

Adult Torsades de Pointes Maintenance Infusion Dose

A

2 G in 500 mL of NS at 30-60 gtts/min

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8
Q

Pediatric Asthma/Bronchospasm Dose

A

25 mg/kg over 10 minutes IV in 50 - 100 cc of NS

Also used for adults

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9
Q

What is used as antagonist for Magnesium Sulfate

A

Calcium chloride or Calcium gluconate

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HCFR Protocols (32 decks)

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