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Drug interactions

Aripiprazole + Levodopa inhaled

Severity: Moderate

Aripiprazole and Levodopa 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

Aripiprazole's dopamine D2 activity can oppose the effect of inhaled levodopa, which is used for off episodes in Parkinson's disease. The result may be reduced benefit and worsening parkinsonism.

What this interaction means in plain words

Aripiprazole and Levodopa 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

Pharmacodynamic antagonism at dopamine D2 receptors.

What to do

Avoid combining where possible, and choose a lower-risk antipsychotic such as quetiapine or clozapine if one is required. Monitor motor control and the response to levodopa.

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 Aripiprazole with Levodopa inhaled?

MediHelp rates the interaction as moderate. Aripiprazole and Levodopa 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. Aripiprazole's dopamine D2 activity can oppose the effect of inhaled levodopa, which is used for off episodes in Parkinson's disease. The result may be reduced benefit and worsening parkinsonism.

How serious is the interaction between Aripiprazole and Levodopa 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: Avoid combining where possible, and choose a lower-risk antipsychotic such as quetiapine or clozapine if one is required. Monitor motor control and the response to levodopa.

What other medicines interact with Aripiprazole?

MediHelp also lists interactions of Aripiprazole with, for example, Pimozide, Thioridazine, Amisulpride. The full list is on the Aripiprazole page.

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