What are the indications of intravenous magnesium sulfate?

What are the indications of intravenous magnesium sulfate?


  • Constipation.
  • Hypomagnesemia.
  • Prevention of seizures in eclampsia/preeclampsia.
  • Acute nephritis (pediatric patients)
  • Cardiac arrhythmias secondary to hypomagnesemia.
  • Soaking minor cuts or bruises.

What is the indication of magnesium?

Magnesium is most commonly used for constipation, as an antacid for heartburn, for low magnesium levels, for pregnancy complications called pre-eclampsia and eclampsia, and for a certain type of irregular heartbeat (torsades de pointes).

What is the purpose of administering magnesium sulfate?

Magnesium sulfate should be used for the prevention and treatment of seizures in women with severe preeclampsia or eclampsia.

What is the contraindications of magnesium sulfate?

Intravenous magnesium sulfate is considered first-line seizure prophylaxis for preeclampsia, reducing the risk of eclampsia by half. Absolute or relative contraindications to this medication include myasthenia gravis, severe renal failure, cardiac ischemia, heart block and pulmonary edema.

What are the nursing considerations for a patient on magnesium sulfate?

Nursing Implications:

  • Drug Interactions:
  • Drug Incompatibilities:
  • Check serum magnesium level prior to administration.
  • Cardiac monitor should be used on patients receiving MgSO4 intravenously.
  • Have injectable form of calcium gluconate available to reverse paralyzing effects of magnesium sulfate.

Does magnesium have any contraindications?

There are no contraindications for magnesium supplements with other prescriptions. However, various drugs increase or decrease the concentration of either magnesium or the prescribed drug.

What is the protocol for magnesium sulphate?

Magnesium sulphate is recommended as the first-line medication for prophylaxis and treatment of eclampsia. The loading dose is 4 g IV over 20 to 30 min, followed by a maintenance dose of 1 g/h by continuous infusion for 24 h or until 24 h after delivery, whichever is later.

Does IV magnesium need cardiac monitoring?

During IV magnesium administration, the patient’s vital signs, oxygen saturation, deep tendon reflexes, level of consciousness, and fetal heart rate characteristics with maternal uterine activity should be frequently monitored.

What medications interact with magnesium?

Magnesium supplements can interact with several drugs. Taking magnesium too close to a dose of some antibiotics, including ciprofloxacin and moxifloxacin, may interfere with how the body absorbs the medicine. Similarly, magnesium can interfere with some osteoporosis drugs if the doses are taken too close together.

Does magnesium raise blood pressure?

Magnesium plays many crucial roles in the body, such as supporting muscle and nerve function and energy production. Low magnesium levels usually don’t cause symptoms. However, chronically low levels can increase the risk of high blood pressure, heart disease, type 2 diabetes and osteoporosis.

How is intravenous magnesium sulfate administered?

ADMINISTRATION OF LOADING DOSE OF MgSO4 Establish an IV line using normal saline or Ringer’s lactate solution. Using a 20 mL syringe, draw 4 g of MgSO4 50% (8 mL) □ Add 12 mL sterile water or saline to the same syringe to make a 20% solution □ Give this 4g MgSO4 20% solution IV over 5 – 20 minutes.

What is the primary indication for the administration of magnesium sulfate to the patient with severe preeclampsia?

Hyperreflexia was the main indication to start magnesium sulphate treatment (75%).