Aluminium hydroxide + magnesium hydroxide - oral

Patient Medicine Information
Why do I need this medicine?
Aluminium hydroxide and Magnesium hydroxide are combined together in this medicine.

Aluminium hydroxide + Magnesium hydroxide is an antacid (medicines to neutralise stomach acid). It helps relieve heartburn, acid indigestion, sour stomach, and stomach upset associated with these symptoms.
How do I take this medicine?
Take Aluminium hydroxide + Magnesium hydroxide exactly as directed by your doctor or according to the instructions on the label. Do not take more or less than instructed by your doctor.

Take this medicine 1 hour after meals.

Aluminium hydroxide + Magnesium hydroxide is available as a chewable tablet or as an oral suspension.

If you are taking an oral suspension, shake the bottle well before you take it to ensure that the liquid is evenly mixed. Use the measuring spoon or cup provided to measure out your prescribed dose.

Try to take it at the same time each day.
What should I do if I have forgotten to take this medicine?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and return to your normal dosing schedule.

DO NOT double a dose under any circumstances.
When should I not use this medicine?
Alert your doctor if you have the following conditions:
  • kidney disease
  • severe abdominal pain
  • possibility of bowel obstruction
  • feeling very weak and have no energy
as this medicine may not be suitable for you.
What should I take note of while using this medicine?
Inform your doctor if you have the following conditions:
  • diarrhoea or constipation
  • porphyria (inherited disorder that may cause skin or nerve problem)

Let your doctor know if you are pregnant or breastfeeding.

What side effects could I experience?
Aluminium hydroxide + Magnesium hydroxide may cause any of the following side effects: constipation, diarrhoea, stomach cramps, burping, nausea and vomiting.

If you will be taking this medicine for a long time, it may cause muscle weakness, tiredness, and loss of appetite.

Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Can I take this with other medicines?
Inform your doctor and pharmacist if you are taking any of these medicines:
  • antibiotics e.g. tetracycline, ciprofloxacin, cefdinir, cefpodoxime, rifampicin
  • medicines for fungal infection e.g. ketoconazole, itraconazole
  • medicines for malaria e.g. chloroquine, hydroxychloroquine
  • medicine used to treat high levels of potassium in the blood e.g. polystyrene sulphonate
  • medicines for pain and inflammation e.g. salicylates
  • vitamin and mineral supplements e.g. ascorbic acid, iron salts, phosphate, vitamin D
This list does not include all medicines that may interact with Aluminium hydroxide + Magnesium hydroxide.

Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicines, supplements and medicines that you buy without a prescription.
What special dietary instructions should I follow?
Avoid alcohol.
How should I store this medicine?
Store in a cool, dry place away from the reach of children.

Medicines must not be used past the expiry date.
This information is independently developed by MIMS based on aluminium hydroxide + magnesium hydroxide - oral and is provided for your reference only. It is not a replacement for and should only be used in conjunction with full consultation with a licensed healthcare professional, the information provided by your pharmacist and/or the manufacturer of the medication. It may not contain all the available information you require and cannot substitute professional medical care, nor does it take into account all individual circumstances. Although great effort has been made to ensure content accuracy, we shall not be held responsible or liable for any claims or damages arising from the use or misuse of the information contained herein, its contents or omissions, or otherwise. Copyright © 2022 MIMS. All rights reserved. Powered by
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