Iloperidone and Lumateperone interaction
Iloperidone and Lumateperone: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Lumateperone (CAPLYTA) label · effective 2025-06-20
Agranulocytosis (including fatal cases) has been reported with other antipsychotic drugs.
Seizures Like other antipsychotic drugs, CAPLYTA may cause seizures.
Potential for Cognitive and Motor Impairment CAPLYTA, like other antipsychotics, may cause somnolence and has the potential to impair judgment, thinking, and motor skills.
From the Iloperidone (FANAPT) label · effective 2026-05-06
Seizures Like other antipsychotic drugs, FANAPT may cause seizures.
In the short-term trials, FANAPT was associated with modest levels of prolactin elevation compared to greater prolactin elevations observed with some other antipsychotic agents.
Potential for Cognitive and Motor Impairment FANAPT, like other antipsychotics, may cause somnolence and has the potential to impair judgment, thinking or motor skills.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot 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.