Magnesium Gluconate

Name: Magnesium Gluconate

Forms of Medication

Magnesium Gluconate is available in the following forms:

  • Oral Solution
  • Oral Tablet

Dosage Forms

Excipient information presented when available (limited, particularly for generics); consult specific product labeling.

Tablet, Oral:

Mag-G: 500 mg (27 mg elemental magnesium)

Magonate: 500 mg (27 mg elemental magnesium) [scored]

Magonate: 500 mg (27 mg elemental magnesium) [scored; contains fd&c yellow #6 aluminum lake]

Generic: Elemental magnesium 27.5 mg

Tablet, Oral [preservative free]:

Generic: 500 mg (27 mg elemental magnesium)

Pharmacologic Category

  • Electrolyte Supplement, Oral
  • Magnesium Salt

Contraindications

Hypersensitivity to any component of the formulation

Side Effects

Consult your pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Interactions

Consult your pharmacist.

Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

How should I take magnesium?

Use this medication exactly as directed on the label, or as it has been prescribed by your doctor. Do not use the medication in larger amounts, or use it for longer than recommended.

Take this medication with a full glass of water. To help your body to better absorb magnesium gluconate, take the medication with a meal or just after eating.

Measure the liquid form of magnesium gluconate with a special dose-measuring spoon or cup, not a regular table spoon. If you do not have a dose-measuring device, ask your pharmacist for one.

Store magnesium gluconate at room temperature away from moisture, heat, and light.

What happens if I overdose?

Seek emergency medical attention if you think you have used too much of this medicine.

Symptoms of a magnesium gluconate overdose may include flushing, a slow heartbeat, severe drowsiness, confusion, muscle weakness, feeling light-headed, or fainting.

For the Consumer

Applies to magnesium gluconate: oral liquid, oral tablet

Other Comments

Magnesium supplements are often used with "low normal" serum magnesium levels in patients predisposed to hypomagnesemia (e.g., patients on diuretics).

Magnesium gluconate Pregnancy Warnings

Magnesium gluconate has not been assigned to a pregnancy category by the FDA since it is considered a nutritional supplement.

What is magnesium gluconate?

Magnesium is a naturally occurring mineral. Magnesium is important for many systems in the body, especially the muscles and nerves.

Magnesium gluconate is used as a supplement to maintain adequate magnesium in the body.

Magnesium gluconate may also be used for purposes not listed in this medication guide.

Magnesium gluconate dosing information

Usual Adult Dose for Hypomagnesemia:

500 to 1000 mg magnesium gluconate (27 to 54 mg elemental magnesium) orally 3 times a day.

Usual Adult Dose for Dietary Supplement:

500 to 1000 mg magnesium gluconate (27 to 54 mg elemental magnesium) orally once a day.

Usual Pediatric Dose for Hypomagnesemia:

10 to 20 mg/kg of elemental magnesium per dose orally 4 times a day. Use magnesium gluconate oral liquid preparations for more accurate measurement of dose.

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