Skip to main content
Aluminum Hydroxide/Magnesium Hydroxide/Simethicone

Aluminum Hydroxide/Magnesium Hydroxide/Simethicone Side Effects

Sarah Lobello Pearson, PharmDRobert Chad Hakim, PharmD, BCCCP
Reviewed by Sarah Lobello Pearson, PharmD, Robert Chad Hakim, PharmD, BCCCP
Last reviewed on January 29, 2024

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

Aluminum Hydroxide/Magnesium Hydroxide/Simethicone serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Too much magnesium: flushed skin, nausea or vomiting, weak muscles
  • Too much aluminum: weakness, tremor, speech problems, bone pain, seizures
When do Aluminum Hydroxide/Magnesium Hydroxide/Simethicone possible side effects begin and end?
Time passed since treatment started:
M
H
D
W
M
Diarrhea
Constipation
If a line continues to the right, you'll likely keep experiencing this side effect once it starts.

Source: DailyMed

More on Aluminum Hydroxide/Magnesium Hydroxide/Simethicone side effects

Light teal background with texture and warning sign pattern. In the center is a teal and blue plastic liquid medicine bottle cut into thirds.  
GoodRx Health
5 Mylanta Side Effects and How to Manage Them
Written by Brian Leonard, PharmD, BCACP, BCGP

The following Aluminum Hydroxide/Magnesium Hydroxide/Simethicone side effects have also been reported

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
  • High magnesium level—confusion, drowsiness, facial flushing, redness, sweating, muscle weakness, fast or irregular heartbeat, trouble breathing

Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):

Was this page helpful?