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Drug interactions

Hydroxychloroquine + Insulin inhaled

Severity: Moderate

Hydroxychloroquine and Insulin inhaled: 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

Hydroxychloroquine can lower blood glucose and has been associated with hypoglycemia in patients taking insulin or other antidiabetic drugs. The glucose-lowering effect of inhaled mealtime insulin may therefore be enhanced.

What this interaction means in plain words

Hydroxychloroquine and Insulin inhaled 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.

Evidence level: Moderate

Why it happens

Hydroxychloroquine may reduce insulin degradation and improve insulin sensitivity, producing additive glucose lowering.

What to do

Monitor blood glucose more frequently when starting or stopping hydroxychloroquine. Reduce the insulin dose if hypoglycemia occurs.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Hydroxychloroquine with Insulin inhaled?

MediHelp rates the interaction as moderate. Hydroxychloroquine and Insulin inhaled 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. Hydroxychloroquine can lower blood glucose and has been associated with hypoglycemia in patients taking insulin or other antidiabetic drugs. The glucose-lowering effect of inhaled mealtime insulin may therefore be enhanced.

How serious is the interaction between Hydroxychloroquine and Insulin inhaled?

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 more frequently when starting or stopping hydroxychloroquine. Reduce the insulin dose if hypoglycemia occurs.

What other medicines interact with Hydroxychloroquine?

MediHelp also lists interactions of Hydroxychloroquine with, for example, Arsenic trioxide, Cisapride, Dronedarone. The full list is on the Hydroxychloroquine page.

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