Brexpiprazole and Clozapine interaction

Brexpiprazole and Clozapine: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Brexpiprazole (Rexulti) label · effective 2026-04-23

Moderate

Strenuous exercise, exposure to extreme heat, dehydration, and anticholinergic medications may contribute to an elevation in core body temperature; use REXULTI with caution in patients who may experience these conditions.

Warnings and precautionsby drug classView label on DailyMed
Minor

Seizures Like other antipsychotic drugs, REXULTI may cause seizures.

Warnings and precautionsby drug classView label on DailyMed
Minor

Potential for Cognitive and Motor Impairment REXULTI, like other antipsychotics, may cause somnolence and has the potential to impair judgment, thinking, or motor skills.

Warnings and precautionsby drug classView label on DailyMed

From the Clozapine (Clozaril) label · effective 2025-06-06

Moderate

An increased risk cannot be excluded for CLOZARIL or other antipsychotics or other patient populations.

Warnings and precautionsby drug classView label on DailyMed

Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.