Drug interactions
Metformin-sitagliptin + Ziprasidone
Severity: Minor
Metformin-sitagliptin and Ziprasidone: 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
Ziprasidone is less metabolically harmful than other atypical antipsychotics, but hyperglycemia has been reported and may affect glycemic control. The effect is generally smaller than with olanzapine or clozapine.
What this interaction means in plain words
Metformin-sitagliptin and Ziprasidone 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-sitagliptin belongs to Endocrine; Ziprasidone belongs to Central Nervous System.
Why it happens
Atypical antipsychotics can cause insulin resistance, opposing antidiabetic therapy, though ziprasidone has a lower propensity.
What to do
Monitor blood glucose and HbA1c periodically and adjust antidiabetic therapy if control worsens.
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-sitagliptin
Other interactions of Ziprasidone
- Amiodarone + Ziprasidone Contraindicated
- Amitriptyline + Ziprasidone Contraindicated
- Arsenic trioxide + Ziprasidone Contraindicated
- Bedaquiline + Ziprasidone Contraindicated
- Chloroquine + Ziprasidone Contraindicated
- Citalopram + Ziprasidone Contraindicated
Frequently asked questions
Can I take Metformin-sitagliptin with Ziprasidone?
MediHelp rates the interaction as minor. Metformin-sitagliptin and Ziprasidone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Ziprasidone is less metabolically harmful than other atypical antipsychotics, but hyperglycemia has been reported and may affect glycemic control. The effect is generally smaller than with olanzapine or clozapine.
How serious is the interaction between Metformin-sitagliptin and Ziprasidone?
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 and HbA1c periodically and adjust antidiabetic therapy if control worsens.
What other medicines interact with Metformin-sitagliptin?
MediHelp also lists interactions of Metformin-sitagliptin with, for example, Clozapine, Contrast media, Diatrizoate meglumine / diatrizoate. The full list is on the Metformin-sitagliptin page.
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