Drug interactions
Haloperidol + Opium tincture
Severity: Moderate
Haloperidol and Opium tincture: moderate 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
Both drugs depress the central nervous system, so combined use can cause excess sedation, hypotension and respiratory depression. Risk is greatest in elderly, frail or opioid-naive patients and at higher doses.
What this interaction means in plain words
Haloperidol and Opium tincture can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive CNS and respiratory depression from opioid agonism and antipsychotic sedation.
What to do
Start with the lowest effective doses and titrate slowly. Monitor sedation level, respiratory rate and blood pressure.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Haloperidol
- Dofetilide + Haloperidol Contraindicated
- Dronedarone + Haloperidol Contraindicated
- Haloperidol + Ibutilide Contraindicated
- Haloperidol + Levoketoconazole Contraindicated
- Haloperidol + Panobinostat Contraindicated
- Haloperidol + Pimozide Contraindicated
Frequently asked questions
Can I take Haloperidol with Opium tincture?
MediHelp rates the interaction as moderate. Haloperidol and Opium tincture can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Both drugs depress the central nervous system, so combined use can cause excess sedation, hypotension and respiratory depression. Risk is greatest in elderly, frail or opioid-naive patients and at higher doses.
How serious is the interaction between Haloperidol and Opium tincture?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Start with the lowest effective doses and titrate slowly. Monitor sedation level, respiratory rate and blood pressure.
What other medicines interact with Haloperidol?
MediHelp also lists interactions of Haloperidol with, for example, Dofetilide, Dronedarone, Ibutilide. The full list is on the Haloperidol page.
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