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Warfarin

Common brand names:

Coumadin, Jantoven, Marevan

Warfarin is an anti-coagulant (slows blood clotting) used to prevent and treat people with venous thrombosis (blood clots in the veins) and pulmonary embolism (blood clots in the lungs). Warfarin is also used to treat or prevent dangerous blood clotting in people with atrial fibrillation (an irregularity in heartbeat) and, in some cases, to prevent stroke.

Summary of Interactions with Vitamins, Herbs, & Foods

What Are Nutrient Interactions
Types of interactions:beneficial= Beneficialadverse= Adversecheck= Check
dnicon_BeneficialReplenish Depleted Nutrients

none

dnicon_BeneficialReduce Side Effects

none

dnicon_BeneficialSupport Medicine

none

dnicon_AvoidReduces Effectiveness
Co-Enzyme Q10
Glucosamine
Green Tea
Iron
Magnesium
St. John’s Wort
Zinc
dnicon_AvoidPotential Negative Interaction
American Ginseng
Cranberry
Dan Shen
Eleuthero
Grapefruit Seed Extract
Asian Ginseng
Devil’s Claw
Dong Quai
Feverfew
Garlic
Ginger
Ginkgo
Goji Berry
Herbs with Coumarin-Derivatives
Papain
Quilinggao
Vitamin D
dnicon_CheckExplanation Required 
Maitake
Olestra
Vitamin C
Vitamin K
High-Protein
Low-Carbohydrate
Mango
Onions
The Drug-Nutrient Interactions table may not include every possible interaction. Taking medicines with meals, on an empty stomach, or with alcohol may influence their effects. For details, refer to the manufacturers’ package information as these are not covered in this table. If you take medications, always discuss the potential risks and benefits of adding a new supplement with your doctor or pharmacist.

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Information expires December 2024.