Maalox is a medicine used to treat conditions like severe acidity, indigestion, gas formation in stomach and heartburn. This medication is available both tablet and syrup form. Get to know how Maalox works, its side effects, precautions, and contraindications where Maalox is not suggested.

Maalox Composition

This medicine is manufactured by Novartis Consumer Health. It is available as an OTC (Over the counter Product). This is a widely used medicine as an antacid and trusted product in India. Maalox contains following drugs as active ingredients:

  • Aluminium Hydroxide
  • Magnesium Hydroxide
  • Simethicone

Aluminium Hydroxide: Acts as an antacid by neutralizing stomach acid levels

Magnesium Hydroxide: Acts as a laxative medication by increasing the water content in the intestine and the by reducing acid in the stomach

How does the medication work?

The active compounds in Maalox, Alumina hydroxide and magnesium hydroxide react chemically which the acidic component of esophagus and stomach. Both the compounds neutralize the effect of acid that is surplus. The medicine does not impact the production of acid thereby causing any long-term side effects.

The chemical reaction that happens after the consumption of medicine is that the gastric pH level is elevated. The Alumina Gel when consumed undiluted may develop a coating on the mucous membrane in the stomach for a duration that varies from person to person. While the Alumina Gel forms a coat, Simethicone works as an antiflatulent medication by helping to release excess gas.

Maalox Uses

Maalox is used in treating, controlling, prevention, and improvement of the below mentioned conditions, symptoms, and diseases

  • Heartburn
  • Acid indigestion
  • Upset stomach
  • Bloating

Maalox Side Effects

Side effects with the usage of Maalox are very rare, but some people may get some side effects listed below. Long term usage of Maalox is not recommended. Consult your doctor if you face any kind of side effects like:

  • Hives
  • Itching and watery eyes
  • Fever
  • Nausea
  • Vomiting
  • Skin Rash
  • Stomach upset
  • Tightness feeling in chest or throat
  • Throat pain
  • Hard stools or constipation
  • Loose stools or diarrhea

Maalox drug interactions

This medicine may show some drug interactions if used along with certain other medicines. Inform your pharmacist or doctor if you are using any other over the counter medication or any other supplements or alcohol to be on safer side.

Some drug interactions Maalox may show with are:

  • Acetaminophen
  • Aspirin
  • Citric acid
  • Sodium bicarbonate
  • Amlodipine
  • Ativan
  • Atorvastatin
  • Cetirizine
  • Clonazepam
  • Clopidogrel
  • Other Magnesium oxide drugs
  • Multivitamin supplements
  • Omeprazole
  • Pantoprazole
  • Prednisone
  • Ranitidine
  • Montelukast
  • Sucralfate
  • Trazodone
  • Vitamin D3
  • Zantac

Precautions Before using Maalox

If you are using any other kind of medication for treating any other health conditions, better use them either half an hour before or half an hour after you consume Maalox.  For example, antibiotics find it difficult to absorb into the body if used along with antacids at the same time.

Missed dosage

This medicine is used only you feel the symptoms of acidity but not like any other medication like with regular dosage, hence there is less chance of missing a dose. But if you are using a course and if you miss a certain dose, then take it sooner possible, and if it’s nearing next dosage schedule, skip the missed dosage and continue the regular dosage schedule. Don’t take an extra dose.

Pregnancy and Breastfeeding

Usage of Maalox in conditions like if you are pregnant or breastfeeding is recommended to be with proper medical advice. Prolonged usage or in high doses is not recommended in such conditions.

Maalox usage in Renal and Kidney patients

It is strongly advised to use this medicine with proper medical advice in case you are suffering any health issues related to kidney failure or liver problems to avoid any possible side effects.


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