magnesium lactate

Pronunciation: mag NEE zee um LAK tate

Brand: Mag-Tab SR

What is the most important information I should know about magnesium lactate?

Before you take magnesium lactate, tell your doctor if you have kidney disease or heart disease.

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Magnesium lactate should be taken with food to lessen the chance of diarrhea.

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Do not take any other vitamin or mineral supplements that contain magnesium unless your doctor has told you to.

There may be other drugs that can interact with magnesium lactate. Tell your doctor about all other medications you use, especially sodium polystyrene sulfonate (Kayexalate, Kionex), or a tetracycline antibiotic.

Multum emt

Get emergency medical help if you think you have used too much medicine, or if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

What is magnesium lactate?

Magnesium lactate is a naturally occurring mineral that is needed in the body to support the function of the heart, nervous system, and digestive system.

Magnesium lactate is used as a mineral supplement to treat magnesium deficiency. It is also used to treat heartburn, indigestion, or stomach upset.

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

What should I discuss with my health care provider before taking magnesium lactate?

If you have certain conditions, you may need a dose adjustment or special tests to safely use this medication. Before you take magnesium lactate, tell your doctor if you have:

  • kidney disease; or
  • heart disease.
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FDA pregnancy category C. It is not known whether magnesium lactate is harmful to an unborn baby. Before taking this medication, tell your doctor if you are pregnant or plan to become pregnant during treatment.

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Magnesium lactate may pass into breast milk. Although it is not expected to cause harm to a nursing baby, do not use magnesium lactate without telling your doctor if you are breast-feeding a baby.

How should I take magnesium lactate?

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

Magnesium lactate is usually taken once every 12 hours. Follow your doctor's instructions.

Multum food

Magnesium lactate should be taken with food to lessen the chance of diarrhea.

Multum nocrush

Avoid crushing, chewing, breaking, or sucking on an extended-release tablet. Swallow the pill whole. Breaking the pill may cause too much of the drug to be released at one time. Talk with your doctor if you have trouble swallowing the pill.

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Store magnesium lactate at room temperature away from moisture and heat.

What happens if I miss a dose?

Take the missed dose as soon as you remember. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up the missed dose.

What happens if I overdose?

Multum emt

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

Overdose symptoms may include extreme drowsiness, blurred vision, slow heart rate, trouble breathing, feeling like you might pass out.

What should I avoid while taking magnesium lactate?

Multum donot

Do not take any other vitamin or mineral supplements that contain magnesium unless your doctor has told you to.

What are the possible side effects of magnesium lactate?

Multum emt

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Less serious side effects may include:

  • diarrhea;
  • bloating, gas; or
  • upset stomach.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect magnesium lactate?

Tell your doctor about all other medications you use, especially:

  • sodium polystyrene sulfonate (Kayexalate, Kionex); or
  • a tetracycline antibiotic such as demeclocycline (Declomycin), doxycycline (Adoxa, Doryx, Oracea, Vibramycin), minocycline (Dynacin, Minocin, Solodyn, Vectrin), or tetracycline (Brodspec, Panmycin, Sumycin, Tetracap, Helidac).

This list is not complete and there may be other drugs that can interact with magnesium lactate. Tell your doctor about all your prescription and over-the-counter medications, vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start a new medication without telling your doctor.

Where can I get more information?

Your pharmacist can provide more information about magnesium lactate.


Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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