Do antipsychotic medications interact with other drugs?

John Preston, PsyD

Psychology

Atypical antipsychotics can interact adversely with the following medications. Interactions vary depending on the specific antipsychotic.

levodopa (antipsychotics can decrease effectiveness of levodopa)
amphetamines
anticonvulsants (can decrease antipsychotic blood levels)
digoxin (may increase blood levels of digoxin and the antipsychotic)
warfarin (antipsychotic may increase warfarin blood levels)
antacids (may interfere with the absorption of the antipsychotic)

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.