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Drug interactions between magnesium oxide and Pepcid Complete

Results for the following 2 drugs:
magnesium oxide
Pepcid Complete (calcium carbonate/famotidine/magnesium hydroxide)

Interactions between your drugs


magnesium hydroxide magnesium oxide

Applies to: Pepcid Complete (calcium carbonate / famotidine / magnesium hydroxide) and magnesium oxide

Using magnesium hydroxide together with magnesium oxide can lead to elevated magnesium blood levels, particularly in people with reduced kidney function. Symptoms of high magnesium levels may include nausea, vomiting, flushing, drowsiness, dizziness, confusion, muscle weakness, reduced reflexes, low blood pressure, slow heart rate, and impaired breathing. You should seek medical attention if you experience these symptoms. Talk to your doctor if you have any questions or concerns. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Switch to professional interaction data


famotidine magnesium oxide

Applies to: Pepcid Complete (calcium carbonate / famotidine / magnesium hydroxide) and magnesium oxide

Consumer information for this minor interaction is not currently available. Some minor drug interactions may not be clinically relevant in all patients. Minor drug interactions do not usually cause harm or require a change in therapy. However, your healthcare provider can determine if adjustments to your medications are needed.

For clinical details see professional interaction data.

Drug and food interactions

No results found in our database - however, this does not necessarily mean no interactions exist. Always consult with your doctor or pharmacist.

Therapeutic duplication warnings

No warnings were found for your selected drugs.

Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.

Drug Interaction Classification

The classifications below are a guideline only. The relevance of a particular drug interaction to a specific patient is difficult to determine using this tool alone given the large number of variables that may apply.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No information available.

Do not stop taking any medications without consulting your healthcare provider.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.