Levothyroxine Sodium and Losartan: Can You Take Them Together?

Here's what FDA-approved drug labeling shows.

MODERATE

Interaction Found

Levothyroxine can change how your body responds to losartan and other medicines. Your blood pressure, blood clotting, and blood sugar levels may be affected. These changes can happen when you start, stop, or change your levothyroxine dose.

What to do: Tell your doctor about all medicines you take. Have your blood pressure, blood clotting, and blood sugar checked regularly. Never stop or change any medicine doses on your own. Contact your doctor if you notice unusual symptoms.

Source: FDA-approved drug labeling via openFDA

About These Medications

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

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

Check interactions with other medications:

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.