Dapagliflozin and metformin and Tirzepatide interaction
Dapagliflozin and metformin and Tirzepatide: the Dapagliflozin and metformin prescribing label flags this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Dapagliflozin and metformin (XIGDUO XR) label · effective 2026-08-11
Diabetic ketoacidosis should be treated with insulin [see Warnings and Precautions (5.1) and Warnings and Precautions (5.2) ] .
• Hypoglycemia with Concomitant Use with Insulin or Insulin Secretagogues: Consider a lower dosage of insulin or an insulin secretagogue to reduce the risk of hypoglycemia when used concomitantly with XIGDUO XR.
Precipitating conditions for diabetic ketoacidosis or other ketoacidosis include under-insulinization due to insulin dose reduction or missed insulin doses, acute febrile illness, reduced caloric intake, ketogenic diet, surgery, volume depletion, and alcohol abuse.
Hypoglycemia with Concomitant Use with Insulin or Insulin Secretagogues Insulin and insulin secretagogues (e.g., sulfonylureas) are known to cause hypoglycemia.
XIGDUO XR may increase the risk of hypoglycemia when combined with insulin and/or an insulin secretagogue [see Adverse Reactions (6.1) ] .
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Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.