Drug interactions
Ganaxolone + Haloperidol
Severity: Moderate
Ganaxolone and Haloperidol: 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
Ganaxolone is a neuroactive steroid that commonly causes somnolence and sedation. Adding haloperidol, which is also sedating, can intensify drowsiness and impair alertness and psychomotor performance.
What this interaction means in plain words
Ganaxolone and Haloperidol 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.
Ganaxolone belongs to Central Nervous System; Haloperidol belongs to Central Nervous System.
Why it happens
Additive CNS depression; ganaxolone positively modulates GABA-A receptors while haloperidol blocks central dopamine and histamine receptors.
What to do
Monitor for excessive sedation and reduce the dose of one or both agents if somnolence is troublesome. Advise patients to avoid driving and alcohol.
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
Other interactions of Ganaxolone
Frequently asked questions
Can I take Ganaxolone with Haloperidol?
MediHelp rates the interaction as moderate. Ganaxolone and Haloperidol 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. Ganaxolone is a neuroactive steroid that commonly causes somnolence and sedation. Adding haloperidol, which is also sedating, can intensify drowsiness and impair alertness and psychomotor performance.
How serious is the interaction between Ganaxolone and Haloperidol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for excessive sedation and reduce the dose of one or both agents if somnolence is troublesome. Advise patients to avoid driving and alcohol.
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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