Drug interactions
Ganaxolone + Venlafaxine
Severity: Moderate
Ganaxolone and Venlafaxine: 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 causes somnolence and sedation, and venlafaxine can add to drowsiness and impaired alertness. Combined use may increase CNS depression.
What this interaction means in plain words
Ganaxolone and Venlafaxine 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; Venlafaxine belongs to Central Nervous System.
Why it happens
Additive CNS depressant effects.
What to do
Monitor for excessive sedation and counsel patients to avoid driving or hazardous tasks until response is known. Reduce the ganaxolone dose if sedation is troublesome.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Ganaxolone and Venlafaxine, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Venlafaxine
- Isocarboxazid + Venlafaxine Contraindicated
- Methylene blue + Venlafaxine Contraindicated
- Phenelzine + Venlafaxine Contraindicated
- Procarbazine + Venlafaxine Contraindicated
- Rasagiline + Venlafaxine Contraindicated
- Safinamide + Venlafaxine Contraindicated
Other interactions of Ganaxolone
Frequently asked questions
Can I take Ganaxolone with Venlafaxine?
MediHelp rates the interaction as moderate. Ganaxolone and Venlafaxine 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 causes somnolence and sedation, and venlafaxine can add to drowsiness and impaired alertness. Combined use may increase CNS depression.
How serious is the interaction between Ganaxolone and Venlafaxine?
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 counsel patients to avoid driving or hazardous tasks until response is known. Reduce the ganaxolone dose if sedation is troublesome.
What other medicines interact with Venlafaxine?
MediHelp also lists interactions of Venlafaxine with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Venlafaxine page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
