In the present case report, cranberry juice was the most likely cause of the patient’s elevated INR.
Does cranberry juice increase warfarin?
Cranberry juice, favored by many women as a natural way to prevent cystitis, has antioxidants that may inhibit the biologic mechanism that helps metabolize warfarin. This would increase the drug’s potency and could trigger bleeding.
Does cranberry juice thicken or thin blood?
Drinking cranberry juice or taking cranberry supplements can help prevent blood clots by acting as a blood thinner.
Does cranberry interact with warfarin?
Cranberries are Safe to Consume with Warfarin (Coumadin®)
Does cranberry juice affect blood thinners?
Possible Interactions
Warfarin (Coumadin): Cranberry may raise the risk of bleeding, especially if you already take medications to thin the blood such as warfarin.
Is cranberry juice high in vitamin K?
Cranberries contain a good amount of vitamin K. This nutrient can interfere with a prescription blood thinner called warfarin. If you take warfarin, doctors say that you should eat or drink only small amounts of the berries or their juice.
What drink should be avoided when taking warfarin?
Avoid or drink only small amounts of these when taking warfarin: Cranberry juice. Grapefruit juice. Alcohol.
Does cranberry sauce affect INR?
There have been several case reports of cranberry juice or cranberry sauce potentiating the effects of warfarin by elevating the INR; however, clinical trials evaluating this interaction have failed to demonstrate a significant effect on an INR.
What foods will increase your INR?
The most common foods with high vitamin K are green leafy vegetables such as kale, collard greens, broccoli, spinach, cabbage, and lettuce.
Vitamin K can also be found in some nutrition supplements, such as:
- Boost®, Ensure®, and Slim Fast.
- Certain multiple vitamins and Viactiv® calcium chews.
Does apple juice affect warfarin?
A review of various drug interaction resources and databases2–6 revealed no reports of an interaction between warfarin and apple juice.
Does green tea affect INR levels?
Green tea does contain caffeine as well as moderate quantities of vitamin K; which may lead to a decrease in INR (International Normalized Ratio).
Does orange juice affect warfarin?
There are several fruits that have no vitamin K that would interact with warfarin. You can eat citrus fruits and juices, including tangerines, oranges and clementines, without side effects.
Who should not drink cranberry juice?
Who should exercise caution when drinking cranberry juice?
- Diabetes: Sweetened cranberry juice can cause blood sugar spikes due to the presence of added sugar.
- Kidney stones: Cranberry juice is high in oxalates, which can lead to kidney stones.
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 does cranberry juice do to blood?
Anthocyanins in cranberry juice may help reduce hardening of the arteries. Several studies also show that cranberry juice may help reduce the chance of heart disease by improving cholesterol levels and lowering blood pressure.
What foods will decrease your INR?
Can Certain Foods Lower 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.
How much vitamin K is in a glass of cranberry juice?
Interestingly, a cup of cranberry juice cocktail has only 2.5 micrograms (mcg) of Vitamin K.
Does Ocean Spray cranberry juice have vitamin K?
* The % Daily Value (DV) tells you how much a nutrient in a serving of food contribute to a daily diet.
Beverages, Diet Cranberry Juice, OCEAN SPRAY nutrition facts and analysis per 8 fl oz (237 g)
| Vitamins | ||
|---|---|---|
| Nutrient | Amount | DV |
| Vitamin K | 0.0 mcg | 0 % |
| Vitamin K1 [Phylloquinone] | 0.0 mcg | |
| Choline | 0.0 mg | 0 % |
How do I lower my INR fast?
Intravenous vitamin K can lower the INR more quickly than oral vitamin K, but at 24 hours, intravenous and oral vitamin K produce similar degrees of INR correction.
What causes INR to drop?
Drugs that can decrease warfarin effect & lower INR in some pts include antacids, antihistamines, barbiturates, rifampin, sucralfate, trazodone, carbamazepine, cholestyramine, griseofulvin, haloperidol, oral contraceptives, penicillin, dicloxacillin, and nafcillin.
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.
Justin Shelton is a professional cook. He’s been in the industry for over 10 years, and he loves nothing more than creating delicious dishes for others to enjoy. Justin has worked in some of the best kitchens in the country, and he’s always looking for new challenges and ways to improve his craft. When he’s not cooking, Justin enjoys spending time with his wife and son. He loves exploring new restaurants and trying out different cuisines.