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Medication guide

Aluminum Hydroxide + Magnesium Hydroxide + Simethicone

Generic name
Aluminum Hydroxide + Magnesium Hydroxide + Simethicone
Common brand names
Mylanta, Maalox
Medication class
Combination antacid plus antiflatulent

Overview

Its medication class is Combination antacid plus antiflatulent. Common uses include Heartburn, indigestion, and gas/bloating. Product forms and labels can differ, so follow the specific package instructions and ask a pharmacist or qualified healthcare professional about individual questions.

How to Take it

Route
Oral antacid/anti-reflux product.
Time of day
Use after meals and at bedtime for reflux or heartburn; PPIs often before breakfast.
With food/water
Take with water; PPIs should be taken with water before first meal.
Preparation
Swallow tablets/capsules whole; do not exceed label antacid spacing with other meds.
Safe dose
Use lowest effective acid-relief dose.
Max dose
Adhere to OTC daily total for each ingredient class.
Frequency
1–4 times/day depending active and symptom control.
Other recommendations
If symptoms continue >2 weeks or recur, seek clinician evaluation.

Common uses

  • Heartburn
  • indigestion
  • gas/bloating

Common side effects

  • Constipation or diarrhea
  • nausea
  • abdominal pain
  • metallic taste
  • and headache

Important warnings

  • Avoid long-term frequent use without clinician guidance; may cause electrolyte imbalance in kidney disease and alter absorption of many oral medications. Avoid with severe kidney failure unless directed. Check for constipation/diarrhea and abdominal pain unresponsive to therapy.

General interactions information

May lower absorption of many oral medicines; separate timing around key drugs

Sources / references

These references offer further reading. A source link does not establish that a clinician has reviewed every statement in this guide.

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