What are the side effects of warfarin?

• Severe bleeding, including heavier than normal menstrual bleeding.
• Red or brown urine.
• Black or bloody stool.
• Severe headache or stomach pain.
• Joint pain, discomfort or swelling, especially after an injury.
• Vomiting of blood or material that looks like coffee grounds.
• Coughing up blood.

More items•May 14, 2021
The serious long term effects of warfarin depend partly on your age. Here’s what researchers say are the long term side effects of warfarin: Alzheimers and dementia are higher in users of Coumadin long term. Especially if warfarin is used for heart irregularities, or AFIB. Doctors usually tell people that taking warfarin can cause bleeding.

What is the most common side effect of Coumadin?

Warfarin (also known under the brand name Coumadin), a blood thinner that has been around for decades, can trigger a range of side effects. Some of the side effects include nausea, vomiting , diarrhea and abdominal pain . The most common side effect — bleeding — can be life-threatening.

Does Coumadin make you tired?

Warfarin oral tablet doesn’t cause drowsiness. However, it can cause other side effects.

Can Coumadin cause dementia?

Specifically, researchers found, patients on the clot-preventing drug warfarin showed a higher dementia risk if their blood levels of the medication were frequently too high or too low.

Why is Coumadin being discontinued?

The manufacturer of Coumadin stopped making it in August due to manufacturing issues NOT because of safety or efficacy problems. Feel comfortable dispensing any Coumadin you have in stock.

What supplements should not be taken with Coumadin?

Common supplements that can interact with warfarin include: Coenzyme Q10 (ubiquinone) Dong quai. Garlic. Ginkgo biloba . Ginseng . Green tea. St. John’s wort. Vitamin E.

When should you not take Coumadin?

Do not take warfarin if you cannot take it on time every day. Warfarin increases your risk of severe or fatal bleeding, especially if you have certain medical conditions, if you are 65 or older, or if you have had a stroke, or bleeding in your stomach or intestines.

Can you eat bananas while taking warfarin?

If you are a patient on warfarin , wondering whether it’s on your list of foods you can eat without worry shouldn’t make you crazy. The only time to be a little cautious when eating bananas is when you prepare green bananas .

What happens when Coumadin levels are too high?

The higher your PT or INR, the longer your blood takes to clot. An elevated PT or INR means your blood is taking longer to clot than your healthcare provider believes is healthy for you. When your PT or INR is too high , you have an increased risk of bleeding.

Is Coumadin being discontinued?

Bristol-Myers Squibb has announced that it is no longer going to manufacture Coumadin and supplying the US and Canada. There are many generic forms of Coumadin available. Generic medications are fine alternatives and there should not be an issue with availability.

Does warfarin affect your kidneys?

Recently, it was found that warfarin causes renal damage in patients with chronic kidney disease and is also associated with progression of renal disease. Warfarin causing acute kidney injury in patients with normal renal function is a rare manifestation.

Do blood thinners weaken your immune system?

A new study indicates that a newly approved blood thinner that blocks a key component of the human blood clotting system may increase the risk and severity of certain viral infections, including flu and myocarditis, a viral infection of the heart and a significant cause of sudden death in children and young adults.

Is eliquis safer than warfarin?

By preventing blood clots, these medications can reduce the risk of conditions such as deep vein thrombosis (DVT) and stroke in atrial fibrillation. Eliquis vs Warfarin Side by Side Comparison.

How long can you stay on Coumadin?

How long may you need to take warfarin? This depends upon the reason for prescribing it. As a general rule warfarin is prescribed to treat a blood clot for 3 – 6 months. For an irregular heart beat , recurrent blood clots or some heart valve problems, warfarin is prescribed indefinitely.

What is the best alternative to warfarin?

There are some newer anticoagulation drugs called dabigatran , rivaroxaban and apixaban . These don’t require monitoring or dose adjustment and they are as effective as warfarin at preventing blood clots.

Is warfarin still used in rat poison?

The use of warfarin in rat poison is now declining because many rat populations have developed resistance to it and much better poisons are now available. Warfarin was approved for medical use in humans in 1954. By then, vitamin K had been discovered to be a specific antidote.