Milnacipran and Warfarin interaction
Milnacipran and Warfarin: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Milnacipran (Milnacipran Hydrochloride) label · effective 2026-03-19
Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), warfarin, and other anticoagulants may add to this risk.
Drugs that Interfere with Hemostasis Concomitant use of milnacipran hydrochloride with an antiplatelet or anticoagulant drug (e.g., NSAIDs, aspirin, and warfarin) may potentiate the risk of bleeding.
Closely monitor for bleeding for patients receiving an antiplatelet or anticoagulant drug when milnacipran hydrochloride is initiated or discontinued [see Warnings and Precautions ( 5.9 )] .
From the Warfarin (Warfarin Sodium) label · effective 2026-06-24
…ketoprofen, ketorolac, mefenamic acid, naproxen, oxaprozin, piroxicam, sulindac Serotonin Reuptake Inhibitors citalopram, desvenlafaxine, duloxetine, escitalopram, fluoxetine, fluvoxamine, milnacipran, paroxetine, sertraline, venlafaxine, vilazodone 7.4 Antibiotics and Antifungals There have been reports of changes in INR in patients taking warfarin and antibiotics or…
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.