Drug interactions
Brexpiprazole + Paliperidone
Severity: Moderate
Brexpiprazole and Paliperidone: 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 are atypical antipsychotics, and using them together adds to sedation, orthostatic hypotension, metabolic effects and extrapyramidal symptoms. Combined antipsychotic therapy generally increases adverse effects without well-proven added benefit.
What this interaction means in plain words
Brexpiprazole and Paliperidone 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.
Brexpiprazole belongs to Central Nervous System; Paliperidone belongs to Central Nervous System.
Why it happens
Additive pharmacodynamic effects from dopamine, histamine and alpha-adrenergic receptor antagonism.
What to do
Avoid routine antipsychotic polypharmacy; if the combination is needed, use the lowest effective doses. Monitor for sedation, orthostasis, extrapyramidal symptoms and metabolic parameters.
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 Brexpiprazole
Other interactions of Paliperidone
- Ibutilide + Paliperidone Contraindicated
- Paliperidone + Pimozide Contraindicated
- Paliperidone + Vandetanib Contraindicated
- Adagrasib + Paliperidone Major
- Amiodarone + Paliperidone Major
- Amisulpride + Paliperidone Major
Frequently asked questions
Can I take Brexpiprazole with Paliperidone?
MediHelp rates the interaction as moderate. Brexpiprazole and Paliperidone 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 are atypical antipsychotics, and using them together adds to sedation, orthostatic hypotension, metabolic effects and extrapyramidal symptoms. Combined antipsychotic therapy generally increases adverse effects without well-proven added benefit.
How serious is the interaction between Brexpiprazole and Paliperidone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid routine antipsychotic polypharmacy; if the combination is needed, use the lowest effective doses. Monitor for sedation, orthostasis, extrapyramidal symptoms and metabolic parameters.
What other medicines interact with Brexpiprazole?
MediHelp also lists interactions of Brexpiprazole with, for example, Alfentanil, Amisulpride, Apalutamide. The full list is on the Brexpiprazole page.
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