Drug interactions
Nalbuphine + Risperidone
Severity: Moderate
Nalbuphine 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
Both drugs can cause sedation, and combined use may increase drowsiness, dizziness and orthostatic hypotension. Older adults are particularly vulnerable.
What this interaction means in plain words
Nalbuphine 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.
Nalbuphine belongs to Musculoskeletal; Risperidone belongs to Central Nervous System.
Why it happens
Additive central nervous system depression and alpha-adrenergic related hypotension.
What to do
Monitor sedation and blood pressure when starting or changing doses. Lower the dose of either drug if impairment develops.
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 Nalbuphine
- Alvimopan + Nalbuphine Contraindicated
- Nalbuphine + Olanzapine / samidorphan Contraindicated
- Alprazolam + Nalbuphine Major
- Amobarbital + Nalbuphine Major
- Benzhydrocodone / acetaminophen + Nalbuphine Major
- Brexanolone + Nalbuphine Major
Other interactions of Risperidone
- Ibutilide + Risperidone Contraindicated
- Risperidone + Vandetanib Contraindicated
- Adagrasib + Risperidone Major
- Amiodarone + Risperidone Major
- Amisulpride + Risperidone Major
- Amoxapine + Risperidone Major
Frequently asked questions
Can I take Nalbuphine with Risperidone?
MediHelp rates the interaction as moderate. Nalbuphine 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. Both drugs can cause sedation, and combined use may increase drowsiness, dizziness and orthostatic hypotension. Older adults are particularly vulnerable.
How serious is the interaction between Nalbuphine 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: Monitor sedation and blood pressure when starting or changing doses. Lower the dose of either drug if impairment develops.
What other medicines interact with Nalbuphine?
MediHelp also lists interactions of Nalbuphine with, for example, Alvimopan, Olanzapine / samidorphan, Alprazolam. The full list is on the Nalbuphine page.
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