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Medically reviewed by Last updated on Apr 2, 2024.

What is hypermagnesemia?

Hypermagnesemia is a condition that develops when the amount of magnesium in your body is too high. Magnesium is a mineral that helps your heart, muscles, and nerves work normally. It also helps strengthen your bones.

What causes hypermagnesemia?

What are the signs and symptoms of hypermagnesemia?

You may not have any signs and symptoms when your levels are only slightly above normal. As your blood levels of magnesium increase, you may have any of the following:

How is hypermagnesemia diagnosed?

Your healthcare provider will ask about any medical conditions you have, and medicines and supplements you take. Blood tests will be done to show the level of magnesium in your blood.

How is hypermagnesemia treated?

Treatment depends on the cause of your hypermagnesemia. You may need to stop taking supplements or medicines that contain magnesium. You may need treatment for medical conditions that are causing increased levels of hypermagnesemia. Dialysis may be needed if you have kidney failure. Dialysis is a treatment to remove chemicals and waste from your blood when your kidneys can no longer do this.

Treatment options

The following list of medications are related to or used in the treatment of this condition.

How can hypermagnesemia be prevented?

Have someone call 911 for any of the following:

When should I seek immediate care?

When should I contact my healthcare provider?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.