Drug interactions
Apalutamide + Cariprazine
Severity: Major
Apalutamide and Cariprazine: major 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
Apalutamide is a strong CYP3A4 inducer and may lower exposure to cariprazine and its active metabolites, which are cleared mainly by CYP3A4. This may reduce antipsychotic efficacy.
What this interaction means in plain words
Apalutamide and Cariprazine can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Apalutamide belongs to Endocrine; Cariprazine belongs to Central Nervous System.
Why it happens
Induction of CYP3A4 by apalutamide increases cariprazine metabolism and lowers plasma concentrations.
What to do
Concomitant use of cariprazine with strong CYP3A4 inducers is not recommended, so choose an alternative where possible. If coadministered, monitor closely for relapse and adjust the cariprazine dose according to response.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Cariprazine
Other interactions of Apalutamide
- Apalutamide + Cabotegravir Contraindicated
- Apalutamide + Cobicistat Contraindicated
- Apalutamide + Doravirine Contraindicated
- Apalutamide + Elbasvir / grazoprevir Contraindicated
- Apalutamide + Ensitrelvir Contraindicated
- Apalutamide + Fostemsavir Contraindicated
Frequently asked questions
Can I take Apalutamide with Cariprazine?
MediHelp rates the interaction as major. Apalutamide and Cariprazine can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Apalutamide is a strong CYP3A4 inducer and may lower exposure to cariprazine and its active metabolites, which are cleared mainly by CYP3A4. This may reduce antipsychotic efficacy.
How serious is the interaction between Apalutamide and Cariprazine?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Concomitant use of cariprazine with strong CYP3A4 inducers is not recommended, so choose an alternative where possible. If coadministered, monitor closely for relapse and adjust the cariprazine dose according to response.
What other medicines interact with Cariprazine?
MediHelp also lists interactions of Cariprazine with, for example, Alfentanil, Amisulpride, Amobarbital. The full list is on the Cariprazine page.
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