Drug interactions
Saquinavir + Sitagliptin
Severity: Moderate
Saquinavir and Sitagliptin: 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
Saquinavir may contribute to insulin resistance and hyperglycemia, which can reduce the glycemic benefit of sitagliptin.
What this interaction means in plain words
Saquinavir and Sitagliptin 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.
Why it happens
Pharmacodynamic antagonism through protease inhibitor-induced insulin resistance.
What to do
Monitor blood glucose and HbA1c during therapy. Intensify antidiabetic treatment if control worsens.
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 Sitagliptin
- Albiglutide + Sitagliptin Moderate
- Amlodipine-benazepril + Sitagliptin Moderate
- Aripiprazole + Sitagliptin Moderate
- Asenapine + Sitagliptin Moderate
- Benazepril + Sitagliptin Moderate
- Captopril-hydrochlorothiazide + Sitagliptin Moderate
Frequently asked questions
Can I take Saquinavir with Sitagliptin?
MediHelp rates the interaction as moderate. Saquinavir and Sitagliptin 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. Saquinavir may contribute to insulin resistance and hyperglycemia, which can reduce the glycemic benefit of sitagliptin.
How serious is the interaction between Saquinavir and Sitagliptin?
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 blood glucose and HbA1c during therapy. Intensify antidiabetic treatment if control worsens.
What other medicines interact with Sitagliptin?
MediHelp also lists interactions of Sitagliptin with, for example, Albiglutide, Amlodipine-benazepril, Aripiprazole. The full list is on the Sitagliptin page.
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