Drug interactions
Fluphenazine + Milnacipran
Severity: Minor
Fluphenazine and Milnacipran: minor 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
Combining a serotonergic antidepressant with a phenothiazine antipsychotic carries a small risk of serotonin syndrome or neuroleptic malignant syndrome. Additive sedation and orthostasis may occur.
What this interaction means in plain words
Fluphenazine and Milnacipran have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Fluphenazine belongs to Central Nervous System; Milnacipran belongs to Central Nervous System.
Why it happens
Additive pharmacodynamic serotonergic and dopaminergic effects; no pharmacokinetic mechanism is established.
What to do
Monitor for mental status change, hyperthermia, rigidity and autonomic instability after starting or increasing doses.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Fluphenazine and Milnacipran, 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 7 days on the web. No card needed.
Other interactions of Milnacipran
- Isocarboxazid + Milnacipran Contraindicated
- Methylene blue + Milnacipran Contraindicated
- Milnacipran + Phenelzine Contraindicated
- Milnacipran + Procarbazine Contraindicated
- Milnacipran + Rasagiline Contraindicated
- Milnacipran + Safinamide Contraindicated
Other interactions of Fluphenazine
- Arsenic trioxide + Fluphenazine Contraindicated
- Dofetilide + Fluphenazine Contraindicated
- Fluphenazine + Ibutilide Contraindicated
- Fluphenazine + Pimozide Contraindicated
- Adagrasib + Fluphenazine Major
- Alfentanil + Fluphenazine Major
Frequently asked questions
Can I take Fluphenazine with Milnacipran?
MediHelp rates the interaction as minor. Fluphenazine and Milnacipran have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Combining a serotonergic antidepressant with a phenothiazine antipsychotic carries a small risk of serotonin syndrome or neuroleptic malignant syndrome. Additive sedation and orthostasis may occur.
How serious is the interaction between Fluphenazine and Milnacipran?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for mental status change, hyperthermia, rigidity and autonomic instability after starting or increasing doses.
What other medicines interact with Milnacipran?
MediHelp also lists interactions of Milnacipran with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Milnacipran 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.
