magnesium oxide | Cigna (2024)

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Home Knowledge Center Wellness Library magnesium oxide

Pronunciation: mag NEE see um OCK side

Brand: MagGel, Phillips' Cramp-free, Uro-Mag

Magnesium Oxide

slide 1 of 2, Magnesium Oxide,

400 mg, round, white, imprinted with 174

magnesium oxide | Cigna (1)

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Magnesium Oxide

magnesium oxide | Cigna (2)

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

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

Before you take magnesium oxide, tell your doctor about all your medical conditions or allergies, and all the medicines you are using. Also make sure your doctor knows if you are pregnant or breast-feeding. In some cases, you may not be able to take magnesium oxide, or you may need a dose adjustment or special precautions.

What is magnesium oxide?

What is magnesium oxide?

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

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

Magnesium oxide is also used as an antacid to treat indigestion, or as a laxative to relieve occasional constipation.

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

What should I discuss with my healthcare provider before taking magnesium oxide?

What should I discuss with my healthcare provider before taking magnesium oxide?

You should not use magnesium oxide if you are allergic to it.

Ask a doctor or pharmacist if it is safe for you to use this medicine if you have other medical conditions, especially:

  • kidney disease;
  • heart disease;
  • nausea, vomiting;
  • a blockage in your intestines;
  • low levels of calcium in your blood; or
  • a sudden change in bowel habits for 2 weeks or longer.

It is not known whether magnesium oxide will harm an unborn baby. Ask a doctor before using this medicine if you are pregnant.

It is not known whether magnesium oxide passes into breast milk or if it could affect a nursing baby. Ask a doctor before using this medicine if you are breast-feeding.

Do not give this medicine to a child without medical advice.

Magnesium oxide should not be given to a child younger than 6 years old.

How should I take magnesium oxide?

How should I take magnesium oxide?

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

Take this medicine with a full glass of water.

When using this medicine as a laxative, it may be best to take your dose at bedtime.

Magnesium oxide may be taken with food if it upsets your stomach.

Call your doctor if your symptoms do not improve after 7 days of treatment, or if symptoms get worse.

Store at room temperature away from moisture and heat.

What happens if I miss a dose?

What happens if I miss a dose?

Since magnesium oxide is sometimes used when needed, you may not be on a dosing schedule. If you are on a schedule, take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Overdose symptoms may include nausea, vomiting, weakness, breathing problems, slow reflexes, weak pulse, extreme drowsiness, and feeling dizzy or light-headed.

What should I avoid while taking magnesium oxide?

What should I avoid while taking magnesium oxide?

Magnesium oxide can make it harder for your body to absorb other medicines you take by mouth. Avoid taking other medicines within 2 hours before or 2 hours after you take magnesium oxide. You may need to wait 4 hours to take your other medicines after taking magnesium oxide. Ask your doctor how to best schedule your medications.

What are the possible side effects of magnesium oxide?

What are the possible side effects of magnesium oxide?

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

Stop using magnesium oxide and call your doctor at once if you have:

  • rectal bleeding;
  • coughing up blood or vomit that looks like coffee grounds;
  • bloody or tarry stools; or
  • no bowel movement after using magnesium oxide as a laxative.

Common side effects may include:

  • diarrhea; or
  • upset stomach.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect magnesium oxide?

What other drugs will affect magnesium oxide?

Ask a doctor or pharmacist if it is safe for you to take magnesium oxide if you are also using any of the following drugs:

  • an antibiotic;
  • a diuretic or "water pill";
  • penicillamine;
  • a blood thinner --warfarin, Coumadin, Jantoven; or
  • medicine to treat osteoporosis or Paget's disease --alendronate, ibandronate, risedronate, Fosamax, Boniva, Actonel, and others.

This list is not complete. Other drugs may interact with magnesium oxide, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.

Where can I get more information?

Where can I get more information?

Your pharmacist can provide more information about magnesium oxide.

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.

Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 1996-2023 Cerner Multum, Inc. Version: 4.01. Revision date: 4/28/2017.

Your use of the content provided in this service indicates that you have read, understood and agree to the End-User License Agreement, which can be accessed by

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This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

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magnesium oxide | Cigna (2024)

FAQs

What happens if you take magnesium oxide every day? ›

Magnesium oxide is generally safe when used in appropriate doses. However, taking large amounts over long periods can lead to high blood magnesium levels, or hypermagnesemia, which is a serious condition that can be fatal ( 28 , 29 ).

Is magnesium oxide good enough? ›

Magnesium oxide is one of the most common forms of magnesium used in dietary supplements. Though it has a poor absorption rate, studies show that taking magnesium oxide supplements may help improve symptoms of constipation, ease headaches, reduce blood pressure and blood sugar, and ease anxiety symptoms.

Who should avoid magnesium oxide? ›

tell your doctor if you have or have ever had heart, kidney, liver, or intestinal disease or high blood pressure. tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking magnesium oxide, call your doctor immediately.

Is 400 mg of magnesium oxide too much? ›

The maximum recommended daily dose of magnesium for adults is 420 mg for males and 350 mg for females. However, some factors may influence your required dose, such as age and health conditions. Magnesium is essential for many functions in your body , including energy metabolism and protein synthesis.

Should I take magnesium oxide in the morning or at night? ›

Therefore, magnesium supplements can be taken at any time of the day, as long as you're able to take them consistently. For some, taking supplements first thing in the morning may be easiest, while others may find that taking them with dinner or just before bed works well for them.

Does magnesium help you lose belly fat? ›

Yes, studies show magnesium supplementation can help reduce belly fat storage. Magnesium modulates cortisol and metabolic pathways involved in fat distribution. Taking 200-400 mg/day of magnesium citrate as part of a healthy diet and exercise regimen may help target a reduction in abdominal fat.

Why do cardiologists recommend magnesium oxide? ›

“Magnesium is an electrolyte that helps to regulate your heart rate,” says cardiologist Tamanna Singh, MD. “When you have a deficiency of electrolytes, it can make your heart speed up.” We talked with Dr.

Is magnesium oxide hard on your liver? ›

Magnesium supplementation can not only preserve liver function, but also slow the progression of liver disease, and reduce the mortality associated.

What is better than magnesium oxide? ›

Magnesium citrate

It is often an ingredient in supplements and appears easier for the body to absorb than other forms. An older 2003 study of 46 adults found magnesium citrate absorbed better than magnesium oxide and magnesium chelate.

Which form of magnesium is best? ›

Magnesium glycinate, which is magnesium plus the amino acid glycine (which has antioxidant and anti-inflammatory properties), is “the most beneficial form of magnesium to take,” says Vetter.

Can magnesium oxide be used long term? ›

Magnesium oxide should only be used as a short-term treatment for constipation. 5 If you have constipation, talk to your healthcare provider about the best treatment for you. Call your provider if your constipation does not get better or gets worse after trying magnesium oxide.

What happens to your body when you take magnesium every day? ›

The claimed benefits of magnesium supplementation range from boosts in everyday wellness — better sleep, increased energy levels and improved mood — to specific health benefits, such as lower blood pressure, reduced risk of heart disease and improvement in migraines.

What are the symptoms of too much magnesium in the body? ›

Symptoms of magnesium toxicity, which usually develop after serum concentrations exceed 1.74–2.61 mmol/L, can include hypotension, nausea, vomiting, facial flushing, retention of urine, ileus, depression, and lethargy before progressing to muscle weakness, difficulty breathing, extreme hypotension, irregular heartbeat, ...

Can taking magnesium daily be bad? ›

What does the Department of Health and Social Care advise? You should be able to get all the magnesium you need by eating a varied and balanced diet. If you take magnesium supplements, do not take too much as this could be harmful. Having 400mg or less a day of magnesium from supplements is unlikely to cause any harm.

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