Paliperidone and Protriptyline interaction

Paliperidone and Protriptyline: 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 Protriptyline (Protriptyline Hydrochloride) label · effective 2023-07-25

Moderate

Protriptyline may enhance the response to alcohol and the effects of barbiturates and other CNS depressants.

Drug interactionsby drug classView label on DailyMed
Minor

Hyperpyrexia has been reported when tricyclic antidepressants are administered with anticholinergic agents or with neuroleptic drugs, particularly during hot weather.

Drug interactionsby drug classView label on DailyMed

From the Paliperidone (Erzofri extended-release) label · effective 2026-03-09

Minor

Appropriate care is advised when prescribing ERZOFRI to patients who will be experiencing conditions which may contribute to an elevation in core body temperature, e.g., exercising strenuously, exposure to extreme heat, receiving concomitant medication with anticholinergic activity, or being subject to dehydration.

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.