Medication·Interactions·Reviewed June 9, 2026
Haloperidol interactions.
Haloperidol has 4 documented interactions in the NutriStack database. The full interaction list is below. None of this is a substitute for your prescriber's advice.
Haloperidol at a glance.
A quick, data-grounded summary. The full tables are below.
Haloperidol has 4 documented interactions in the NutriStack database. The full interaction list is below. None of this is a substitute for your prescriber's advice.
Substances that interact with haloperidol.
Every supplement and medication in the NutriStack database with a documented interaction with this drug, highest-severity first. Open any pair for the mechanism and sources.
| Substance | Interaction | What happens |
|---|---|---|
| Ginkgo Biloba | Caution | Ginkgo has seizure case reports, and haloperidol can lower seizure threshold in susceptible patients. |
| Melatonin | Caution | Melatonin can add to haloperidol-related sedation, dizziness, and psychomotor impairment. |
| Magnesium Glycinate | Synergy | Magnesium deficiency can worsen torsades risk in patients receiving QT-prolonging drugs such as haloperidol. |
| Potassium | Synergy | Hypokalemia increases risk of QT-related ventricular arrhythmias during haloperidol therapy. |
The full haloperidol profile.
Uses, typical dosing, side effects, and the cited evidence for this medication.
Common haloperidol questions.
Quick answers drawn from the tables above.
What interacts with Haloperidol?
In the NutriStack database, Haloperidol has 4 documented interactions. The most notable include Ginkgo Biloba, Melatonin, Magnesium Glycinate, and Potassium. Check any specific combination before taking it and confirm with your prescriber.
Is it safe to take Ginkgo Biloba with Haloperidol?
NutriStack classifies the Ginkgo Biloba and Haloperidol pairing as caution: Ginkgo has seizure case reports, and haloperidol can lower seizure threshold in susceptible patients. Avoid or use cautiously in patients with seizure disorders or other seizure-threshold-lowering exposures. Always confirm with your prescriber.
Check your whole stack
See how haloperidol fits your supplements.
NutriStack screens your full routine for interactions and depletions, and updates the moment you change it.