Drug interactions
Metformin-pioglitazone + Nifedipine
Severity: Minor
Metformin-pioglitazone and Nifedipine: 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
Nifedipine has been associated with mild worsening of glucose tolerance in some diabetic patients. This could modestly reduce the glucose-lowering effect of metformin-pioglitazone. Clinically significant loss of control is uncommon.
What this interaction means in plain words
Metformin-pioglitazone and Nifedipine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Metformin-pioglitazone belongs to Endocrine; Nifedipine belongs to Cardiovascular.
Why it happens
Calcium channel blockade may reduce calcium-dependent insulin secretion and slightly increase insulin resistance.
What to do
Check blood glucose after starting or stopping nifedipine and adjust the antidiabetic regimen 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 Metformin-pioglitazone
Other interactions of Nifedipine
Frequently asked questions
Can I take Metformin-pioglitazone with Nifedipine?
MediHelp rates the interaction as minor. Metformin-pioglitazone and Nifedipine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Nifedipine has been associated with mild worsening of glucose tolerance in some diabetic patients. This could modestly reduce the glucose-lowering effect of metformin-pioglitazone. Clinically significant loss of control is uncommon.
How serious is the interaction between Metformin-pioglitazone and Nifedipine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check blood glucose after starting or stopping nifedipine and adjust the antidiabetic regimen only if control changes.
What other medicines interact with Metformin-pioglitazone?
MediHelp also lists interactions of Metformin-pioglitazone with, for example, Contrast media, Diatrizoate meglumine / diatrizoate, Diatrizoate. The full list is on the Metformin-pioglitazone page.
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