MedlinePlus states fish oil is generally considered a safe supplement, however some drug interactions may occur. Fish oil is commonly taken for heart and cardiovascular benefits. However, fish oil and Coumadin are both anticoagulants with blood thinning effects. Taking both the supplement and the prescription drug may cause increase the probability of side effects occurring. Always discuss taking fish oil and Coumadin with your medical doctor.
Interaction
Fish oil and Coumadin both increase the time it takes for blood platelets stick together and form blood clots. Coumadin, or the generic form known as warfarin, is often prescribed to patients with heart disease or who have suffered from previous heart attacks or strokes. Fish oil is also taken for heart disease benefits. Combining both may increase the risk of excess bleeding and lead to dangerous side effects, warns MedlinePlus.
Side Effects
When combining fish oil and Coumadin, you may suffer from excess nosebleeds, blood in your stool or urine, advises MedlinePlus. You may notice your skin bruises quickly and easier than before taking the supplement and prescription drug. In very rare but serious circumstances, you may suffer from bleeding in the brain leading to a stroke. The condition, known as a hemorrhagic stroke, requires immediate medical attention, urges the University of Maryland Medical Center. If you notice any of these side effects, seek medical care.
Warnings
Though both Coumadin and fish oil thin blood, fish oil also provides additional benefits. These include reducing high triglyceride levels. Triglycerides are a fatty substance in the blood, closely associated with cholesterol. Fish oil also reduces blood pressure, arterial plaque and hardening of the arteries. In some situations, your medical doctor may approve taking both fish oil and Coumadin. Still, this should only be consumed if you are under the direct care of a medical doctor.
Additional Interactions
Additional drugs that have the similar effects to Coumadin include heparin, dipyridamole and clopidogrel. Do not forget some over-the-counter drugs and supplements have similar anti-clotting effects. These include aspirin, willow, red clover, turmeric and ginkgo, according to MedlinePlus. If you are concerned about any type of drug or supplement interaction, speak with a medical doctor or pharmacist first.
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