DoseFacts

Magnesium hydroxide

Also in: ਪੰਜਾਬੀ ଓଡ଼ିଆ

Magnesium hydroxide is an antacid, a medicine that neutralises stomach acid. It is used to relieve heartburn and acid indigestion. At larger amounts it also acts as a laxative, so it can loosen the stools.

Also known as: Milk of magnesia, Magnesia magma, Magnesium antacid, Magnesium hydroxide suspension

Pharmacist review in progress. This page is based on the sources listed below and is being checked by our registered pharmacist.

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Magnesium hydroxide at a glance. Used for: Heartburn, Acid indigestion, Constipation (at larger amounts). Ask a doctor first: Kidney disease, Magnesium-restricted diet, Taking prescription medicines (leave a 2 to 4 hour gap). Get medical help quickly for: Symptoms lasting more than 2 weeks, Diarrhoea that does not settle. Taking too much: Too much can cause loose stools or diarrhoea. If much more has been taken, or you feel unwell, get medical help. Dose: follow the label or your doctor's advice.

How does Magnesium hydroxide work?

It reacts with stomach acid and neutralises it. In the bowel, unabsorbed magnesium draws water in, which can soften the stool.

Who should be careful

  • Kidney disease or a magnesium-restricted diet: ask a doctor first
  • Prescription medicines: leave a gap of 2 to 4 hours
  • Loose stools or diarrhoea can occur
  • Symptoms lasting more than 2 weeks need a doctor's check

Type of medicine

Magnesium hydroxide belongs to this type of medicine.

Medicines that contain Magnesium hydroxide

These medicines sold in India contain Magnesium hydroxide. They are listed A to Z, not ranked.

  • Digene · VERIFY on pack chewable tablet or oral gel (verify on pack)

What is Magnesium hydroxide used for?

Combination medicines that contain Magnesium hydroxide are used for these conditions.

Other medicines of the same type

These active ingredients are of the same type as Magnesium hydroxide.

Common questions

Can magnesium hydroxide cause loose stools?

Yes. Magnesium can draw water into the bowel and cause loose stools or diarrhoea. This is why it is often combined with aluminium hydroxide, which tends to cause constipation. Ask a doctor if it keeps happening.

Sources

  1. Antacids. NHS (UK)
  2. Antacid (aluminum hydroxide, magnesium hydroxide, simethicone) oral suspension: OTC drug label (revised 1/2016). DailyMed, US National Library of Medicine
  3. ATC/DDD Index: A02AA04 magnesium hydroxide. WHO Collaborating Centre for Drug Statistics Methodology