Does Grapefruit Affect Coumadin?

by | Last updated on January 24, 2024

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Does grapefruit affect Coumadin? While leafy greens, grapefruit and green tea are generally considered healthy diet staples,

they may counteract the effects of some blood thinners

. “Patients on the blood thinners Coumadin or Warfarin need to avoid vitamin K-rich foods and supplements,” said Dr.

Is it OK to eat grapefruit while taking warfarin?


Do not drink grapefruit juice if you’re taking warfarin

. It can increase the effect of warfarin on your blood, making you bleed more easily. It’s safer to drink grapefruit juice if you’re taking the newer anticoagulants rivaroxaban, dabigatran, apixaban or edoxaban.

Does grapefruit affect INR?

There was

no significant change in prothrombin time or INR values

, and the authors concluded that grapefruit juice did not affect warfarin metabolism.

How much grapefruit can I have on warfarin?

Does grapefruit have vitamin K in it?

Grapefruit also

contains no vitamin K

but is known to interact with many medications, so make sure to check for interactions with other medications you may be taking.

What foods raise your INR levels?

  • Boost

    ®

    , Ensure

    ®

    , and Slim Fast. …
  • Certain multiple vitamins and Viactiv

    ®

    calcium chews.

What fruits should you avoid if you are on blood thinners?


Grapefruit and other citrus fruits

can interfere with how your body metabolizes these medications.

What are the best foods to eat while taking warfarin?

  • Kale.
  • Endive.
  • Spinach.
  • Mustard greens.
  • Turnip greens.
  • Collard greens.
  • Swiss chard.
  • Brussel sprouts.

Can you eat cheese on warfarin?

Foods You Can Eat on a Warfarin Diet

On the positive side, patients are able to consume many foods considered safe if they are taking any anticoagulants. These are the foods that are

considered safe to consume

: Meat, fish, and eggs. Milk, cheese, and yogurt.

What foods should you avoid when on warfarin?

  • kale.
  • spinach.
  • brussels sprouts.
  • parsley.
  • collard greens.
  • mustard greens.
  • endive.
  • red cabbage.

Why do you take warfarin at 6pm?

Although some patients will take it in the morning, most commonly warfarin is taken at dinnertime (or later in the evening)

so that the results from each INR test can be communicated to the patient in time for dose adjustments (if any) the same day

.

Why can’t you drink cranberry juice with warfarin?

Do not drink cranberry juice, grapefruit juice or pomegranate juice while you’re taking warfarin.

They can increase the blood-thinning effect of warfarin

. You should also seek advice before taking supplements containing vitamin K.

When should you not eat grapefruit?

  • Atorvastatin (Lipitor)
  • Lovastatin (Mevacor)
  • Simvastatin (Zocor)

What medications should not be taken with grapefruit?


Some statin drugs to lower cholesterol, such as Zocor (simvastatin) and Lipitor (atorvastatin)

. Some drugs that treat high blood pressure, such as Procardia and Adalat CC (both nifedipine). Some organ-transplant rejection drugs, such as Neoral and Sandimmune capsule or oral solution (both cyclosporine).

Do apples affect warfarin?

A review of various drug interaction resources and databases

2 – 6

revealed

no reports of an interaction between warfarin and apple juice

.

Can you eat grapefruit while on blood thinners?

Grapefruit. Similar to leafy greens,

grapefruit and grapefruit juice contain compounds that can offset the work of blood thinners

. Eating grapefruit or drinking the juice can also lead to bleeding.

What causes INR to fluctuate?

Foods with high levels of vitamin K include kale, broccoli, and Brussels sprouts. Other changes to your nutrition, such as

starting a new diet or taking new supplements

, can also cause your INR level to fluctuate. Talk to your doctor before starting any new diet/nutrition regimens.

How do I keep my INR stable?

Can you eat bananas while taking warfarin?

What fruits are low in vitamin K?

  • Watermelon — 0.2 micrograms.
  • Litchis — 0.8 micrograms.
  • Bananas — 0.6 micrograms.
  • Pineapple — 1.2 micrograms.
  • Apples — 4 micrograms per fruit.
  • Nectarines — 3 micrograms per fruit.
  • Strawberries — 3 micrograms.
  • Peaches — 4 micrograms per fruit.

What can I eat to lower my INR?

  • Meat. Beef and pork liver are high in vitamin K and eating them will lower your INR. …
  • Fruits, Vegetables, Herbs and Spices. Cabbage, broccoli, asparagus and Brussels sprouts are rich in vitamin K. …
  • Dairy and Soybean Products. Dairy products contain vitamin K and will lower you INR. …
  • Nuts and Oil.

Do and don’ts of warfarin?

When taking warfarin:

don’t take aspirin, or treatments containing aspirin, unless it’s prescribed by a healthcare professional as it could cause bleeding

. don’t take ibuprofen unless it’s prescribed by a healthcare professional. you can take paracetamol, but don’t take more than the recommended dose.

Can you eat strawberries on warfarin?

Can you eat oranges on warfarin?

Grapefruit, Seville or tangelo oranges and grapefruit juice

Although these fruits and their juices are not high in vitamin K, they can affect how warfarin works in other ways.

Avoid them unless your doctor or pharmacist says they are safe for you

.

Does mayonnaise affect warfarin?

You do not have to avoid these foods, but try to eat or drink only small amounts of them. In the least,

do not change much of these foods and products you eat day-to-day or week-to-week

: Mayonnaise and some oils, such as canola, olive, and soybean oils.

Does chocolate affect INR?


I have not seen any reports of chocolate having an effect on INR levels in those who take Coumadin® (warfarin)

. There was a small study published a few years back showing that the antioxidants in dark chocolate might have an effect on platelet activity, inhibiting them from clotting.

Can you eat cucumbers while taking warfarin?

What causes high INR on warfarin?

Most of the time this is related to

how much vitamin K is in your diet

. Warfarin works by blocking the effect of vitamin K. So if you decrease the amount of vitamin K in your diet, this could lead to a high INR.

Which fruit has the most vitamin K?

Can you eat blueberries with warfarin?

Does warfarin cause memory loss?

A new study by researchers at the Intermountain Medical Center Heart Institute of more than 10,000 patients treated long term with the blood thinner, Warfarin, reveals

higher rates of dementia for patients with atrial fibrillation versus patients without the common heart rhythm disorder

.

What are the long term side effects of warfarin?

Can I take vitamin D with warfarin?

Interactions between your drugs


No interactions were found between Vitamin D3 and warfarin

.

Can you eat grapefruit on blood thinners?

Grapefruit. Similar to leafy greens,

grapefruit and grapefruit juice contain compounds that can offset the work of blood thinners

. Eating grapefruit or drinking the juice can also lead to bleeding.

What foods should you avoid when on warfarin?

  • kale.
  • spinach.
  • brussels sprouts.
  • parsley.
  • collard greens.
  • mustard greens.
  • endive.
  • red cabbage.

What medications should not be taken with grapefruit?


Some statin drugs to lower cholesterol, such as Zocor (simvastatin) and Lipitor (atorvastatin)

. Some drugs that treat high blood pressure, such as Procardia and Adalat CC (both nifedipine). Some organ-transplant rejection drugs, such as Neoral and Sandimmune capsule or oral solution (both cyclosporine).

Sophia Kim
Author
Sophia Kim
Sophia Kim is a food writer with a passion for cooking and entertaining. She has worked in various restaurants and catering companies, and has written for several food publications. Sophia's expertise in cooking and entertaining will help you create memorable meals and events.