Ingredient

Magnesium Chloride

Magnesium chloride is an intravenous electrolyte supplement that helps maintain electrolyte balance.

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50
Single ingredient
4
Combination
46
Prescription medication
46
OTC medication
4

MFDS ingredient code M051111

What does it do?

Magnesium chloride is an electrolyte component composed of magnesium and chloride ions. It is primarily used in intravenous medications to correct and maintain electrolyte imbalances in the body. It helps keep blood magnesium levels within the normal range.

Magnesium chloride supplies magnesium ions in the body, normalizing nerve and muscle function. It also adjusts the electrolyte balance in body fluids to support cellular function. This helps maintain appropriate electrolyte concentrations in the blood and tissues.

Commonly used for

Approved uses differ by product. Check each product's information for its actual use.

Good to know

Unlike other magnesium preparations, magnesium chloride effectively maintains electrolyte balance by providing chloride ions as well. It is rapidly absorbed in the body via intravenous administration, allowing for immediate electrolyte supplementation. This is a distinguishing feature compared to oral magnesium preparations.

Medicines containing this ingredient

Even with the same ingredient, strength, dosage form and how it is taken can differ.

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50 total

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Even with the same ingredient, dosage and approved uses can differ by strength, dosage form and combined ingredients. Check each product's information before taking it.

Combined ingredients

Ingredients used together with this ingredient in combination products.

Questions about this ingredient

  • QI heard they add magnesium to the IV while hospitalized; why is that?

    According to the information provided, magnesium chloride can quickly enter the body through intravenous injection to immediately replenish electrolytes, distinguishing it from oral magnesium preparations. The decision on administration is made by healthcare professionals based on test results and the patient's condition, so if you have any questions, please ask your healthcare provider.

    Answers 1 · 2026.09.14

  • QWhat role does magnesium play in the body?

    Magnesium chloride is described as supplying magnesium ions to the body, normalizing nerve and muscle function, and supporting cellular function by balancing electrolytes in body fluids.

    Answers 1 · 2026.09.14

  • QWhat medications include magnesium chloride?

    Magnesium chloride is an electrolyte composed of magnesium and chloride ions, primarily used in intravenous medications to correct and maintain electrolyte imbalances in the body. It helps maintain magnesium levels within the normal range in the blood.

    Answers 1 · 2026.09.14

For anything that needs medical judgment, consult a doctor or pharmacist.

SourceKorea Ministry of Food and Drug Safety (Drug Safety Korea)

This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.