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losartan and metformin — Drug Interaction

Can you take losartan and metformintogether? Here's what FDA data shows.

MODERATE

Interaction Found

Taking losartan with metformin together may increase the risk of lactic acidosis, a serious condition where acid builds up in your blood. This happens because losartan can slow how your body removes metformin.

What to do: Talk to your doctor about this interaction. Your doctor may want to check your blood work more often to make sure you're safe. Do not stop taking either medication without speaking to your doctor first.

Source: FDA-approved drug labeling via openFDA

About These Medications

losartan — View full safety profile, side effects, and all known interactions.

metformin — View full safety profile, side effects, and all known interactions.

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SafeCheck provides drug interaction information from FDA-approved product labeling (openFDA). This is for informational purposes only and is not medical advice. Always consult your healthcare provider before making medication decisions.