Drug interactions
Octreotide + Risperidone
Severity: Moderate
Octreotide and Risperidone: 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
Octreotide can cause bradycardia and QT prolongation, and risperidone has modest QT effects, so the combination may increase arrhythmia risk in susceptible patients.
What this interaction means in plain words
Octreotide and Risperidone 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.
Octreotide belongs to Endocrine; Risperidone belongs to Central Nervous System.
Why it happens
Additive QT prolongation, with octreotide-related bradycardia contributing.
What to do
Check baseline ECG and electrolytes, and monitor ECG if other QT risk factors are present.
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 Risperidone
- Ibutilide + Risperidone Contraindicated
- Risperidone + Vandetanib Contraindicated
- Adagrasib + Risperidone Major
- Amiodarone + Risperidone Major
- Amisulpride + Risperidone Major
- Amoxapine + Risperidone Major
Other interactions of Octreotide
Frequently asked questions
Can I take Octreotide with Risperidone?
MediHelp rates the interaction as moderate. Octreotide and Risperidone 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. Octreotide can cause bradycardia and QT prolongation, and risperidone has modest QT effects, so the combination may increase arrhythmia risk in susceptible patients.
How serious is the interaction between Octreotide and Risperidone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check baseline ECG and electrolytes, and monitor ECG if other QT risk factors are present.
What other medicines interact with Risperidone?
MediHelp also lists interactions of Risperidone with, for example, Ibutilide, Vandetanib, Adagrasib. The full list is on the Risperidone page.
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