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Drug interactions between metformin and ranitidine

Results for the following 2 drugs:
metformin
ranitidine

Interactions between your drugs

Moderate

raNITIdine metFORMIN

Applies to: ranitidine and metformin

Using metFORMIN together with raNITIdine may increase the effects of metFORMIN, which may lead to a life-threatening condition called lactic acidosis This can cause weakness, increasing sleepiness, slow heart rate, muscle pain, shortness of breath, stomach pain, feeling light-headed, and fainting. Talk with your doctor before using metFORMIN while you are using raNITIdine. You may need a dose adjustment and you may need to check your blood sugar more often. 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.

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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 therapeutic duplications were found for your selected drugs.

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.

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