Drug interactions
Glyburide-metformin + Norethindrone
Severity: Minor
Glyburide-metformin and Norethindrone: minor 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
Progestins such as norethindrone may slightly worsen glucose tolerance and reduce the effect of antidiabetic drugs. The clinical impact is usually small.
What this interaction means in plain words
Glyburide-metformin and Norethindrone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Progestogenic effects can reduce insulin sensitivity, mildly opposing antidiabetic action.
What to do
Monitor blood glucose when the progestin is started or stopped and adjust therapy only if control changes.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Glyburide-metformin
Frequently asked questions
Can I take Glyburide-metformin with Norethindrone?
MediHelp rates the interaction as minor. Glyburide-metformin and Norethindrone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Progestins such as norethindrone may slightly worsen glucose tolerance and reduce the effect of antidiabetic drugs. The clinical impact is usually small.
How serious is the interaction between Glyburide-metformin and Norethindrone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose when the progestin is started or stopped and adjust therapy only if control changes.
What other medicines interact with Glyburide-metformin?
MediHelp also lists interactions of Glyburide-metformin with, for example, Bosentan, Cholic acid, Clarithromycin. The full list is on the Glyburide-metformin page.
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