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Drug interactions

Iloperidone + Liraglutide

Severity: Moderate

Iloperidone and Liraglutide: 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

Atypical antipsychotics can cause hyperglycemia and weight gain, which may counteract the glycemic and weight benefits of liraglutide. Iloperidone has a relatively modest metabolic effect compared with some agents.

What this interaction means in plain words

Iloperidone and Liraglutide 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.

Iloperidone belongs to Central Nervous System; Liraglutide belongs to Endocrine.

Evidence level: Low

Why it happens

Atypical antipsychotics may induce insulin resistance and impair glucose regulation, opposing liraglutide pharmacodynamically.

What to do

Monitor fasting glucose, HbA1c and weight after starting iloperidone. Adjust antidiabetic therapy as needed.

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 Iloperidone with Liraglutide?

MediHelp rates the interaction as moderate. Iloperidone and Liraglutide 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. Atypical antipsychotics can cause hyperglycemia and weight gain, which may counteract the glycemic and weight benefits of liraglutide. Iloperidone has a relatively modest metabolic effect compared with some agents.

How serious is the interaction between Iloperidone and Liraglutide?

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 fasting glucose, HbA1c and weight after starting iloperidone. Adjust antidiabetic therapy as needed.

What other medicines interact with Liraglutide?

MediHelp also lists interactions of Liraglutide with, for example, Insulin degludec-liraglutide, Insulin glargine-lixisenatide, Alogliptin-metformin. The full list is on the Liraglutide page.

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