Drug interactions
Canagliflozin + Insulin degludec
Severity: Moderate
Canagliflozin and Insulin degludec: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Canagliflozin with insulin increases glucose lowering and hypoglycemia risk. SGLT2 inhibitors also carry a risk of ketoacidosis, which may be more hazardous when insulin doses are reduced.
What this interaction means in plain words
Canagliflozin and Insulin degludec can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Canagliflozin belongs to Endocrine; Insulin degludec belongs to Endocrine.
Why it happens
SGLT2 inhibition promotes urinary glucose excretion independently of insulin, adding to the glucose-lowering effect of insulin.
What to do
Monitor glucose and consider a modest insulin reduction when starting canagliflozin, while avoiding excessive cuts. Check ketones if the patient is unwell, even with near-normal glucose.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Insulin degludec
Other interactions of Canagliflozin
Frequently asked questions
Can I take Canagliflozin with Insulin degludec?
MediHelp rates the interaction as moderate. Canagliflozin and Insulin degludec can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Canagliflozin with insulin increases glucose lowering and hypoglycemia risk. SGLT2 inhibitors also carry a risk of ketoacidosis, which may be more hazardous when insulin doses are reduced.
How serious is the interaction between Canagliflozin and Insulin degludec?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor glucose and consider a modest insulin reduction when starting canagliflozin, while avoiding excessive cuts. Check ketones if the patient is unwell, even with near-normal glucose.
What other medicines interact with Insulin degludec?
MediHelp also lists interactions of Insulin degludec with, for example, Alogliptin-pioglitazone, Ethanol, Glimepiride-pioglitazone. The full list is on the Insulin degludec page.
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