Empagliflozin and Metformin/Empagliflozin Interaction

Drug interaction information between Empagliflozin and Metformin/Empagliflozin.

Empagliflozin and Metformin/Empagliflozin have a documented moderate interaction in FDA labeling.

FDA drug labeling documents a moderate-severity interaction between Empagliflozin and Metformin/Empagliflozin. This page displays the available source-record category and label text. The category is not an individual risk estimate or medication-combination direction.

Drug A

Empagliflozin

SGLT2 Inhibitor

Drug B

Metformin/Empagliflozin

Biguanide / SGLT2 Combination

How They Interact

Taking certain medications like topiramate along with your diabetes medicine can lower your blood's ability to balance acid. This increases the risk of a serious condition called lactic acidosis.

FDA Label Information

7 DRUG INTERACTIONS See Table 4 for clinically relevant interactions with SYNJARDY or SYNJARDY XR. Table 4 Clinically Relevant Interactions with SYNJARDY or SYNJARDY XR Carbonic Anhydrase Inhibitors Clinical Impact Topiramate or other carbonic anhydrase inhibitors (e.g., zonisamide, acetazolamide or dichlorphenamide) frequently causes a decrease in serum bicarbonate and induce non-anion gap, hyperchloremic metabolic acidosis. Concomitant use of these drugs with SYNJARDY or SYNJARDY XR may increase the risk of lactic acidosis.

Empagliflozin Also Interacts With

View all Empagliflozin interactions →

Metformin/Empagliflozin Also Interacts With

View all Metformin/Empagliflozin interactions →

Frequently Asked Questions

What SPL severity band is on file for Empagliflozin + Metformin/Empagliflozin?

Compiled FDA labeling labels this pair moderate. That is a source-record field, not an individual medication-combination decision.

Which drug in this pair has the larger labeled-interaction portfolio?

Empagliflozin has 10 labeled pairs on file vs Metformin/Empagliflozin's 9. In the moderate band specifically: Empagliflozin has 5 (also Metformin, Dolutegravir, Ranolazine, Cimetidine); Metformin/Empagliflozin has 5 (also Metformin, Dolutegravir, Ranolazine, Cimetidine).

What mechanism field is on file for Empagliflozin and Metformin/Empagliflozin?

Taking certain medications like topiramate along with your diabetes medicine can lower your blood's ability to balance acid. This increases the risk of a serious condition called lactic acidosis.

Empagliflozin's labeled portfolio outnumbers Metformin/Empagliflozin

SPL source-record counts only. This page's band is moderate · classes on file: Empagliflozin (SGLT2 Inhibitor); Metformin/Empagliflozin (Biguanide / SGLT2 Combination).

Empagliflozin

0 major · 5 moderate · 5 minor · 10 total

Metformin/Empagliflozin

0 major · 5 moderate · 4 minor · 9 total

Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. This registry does not provide individual medication-combination directions.