What is a dangerous level of INR?

What is a dangerous level of INR?

A value higher than 3.5 increases the risk of bleeding problems.

What does an INR above 3 mean?

The higher the INR number, the longer it takes the blood to clot (or the “thinner” the blood). For most people on warfarin, the target INR is between 2 and 3. But it is common for that number to rise over 3 — even without any changes to your dosage. And this can put you at risk for dangerous bleeding.

What does an INR of 5 mean?

INRs of 5 or more typically are avoided because the risk of bleeding increases significantly at INRs above 5. PT/INR too high- If a PT/INR test result is too high, it means that the persons’ blood is clotting too slowly, and is at risk of bleeding; their dose of warfarin is too high.

What does it mean if INR is high?

When the INR is higher than the recommended range, it means that your blood clots more slowly than desired, and a lower INR means your blood clots more quickly than desired.

How can I naturally lower my INR?

It is most important to eat a healthy, consistent, and balanced diet. Certain foods and dietary supplements have vitamin K. Vitamin K works against warfarin. If you eat more vitamin K, it can lower your INR.

How do you fix high INR?

Vitamin K is a safe and effective antidote to warfarin. Both oral and intravenous (IV) routes are effective in reducing a raised INR due to warfarin with a similar correction of INR by 24 hrs. IV has a more rapid response, within 6-8 hours. Anaphylaxis to IV vitamin K is rare.

When do you treat elevated INR?

Management of Elevated INRs

INR Symptoms Recommendations
INR 6-9 Consider ER referral if high risk for bleed Omit a dose Consider 2.5mg po Vitamin K Check INR daily
INR > 9 Consider ER referral if high risk for bleed Omit a dose Consider 5mg po Vitamin K Check INR daily
Any INR Serious or life-threatening bleed ED referral

How do I keep my INR stable?

To keep your INR stable and within the recommended range it is important to: Eat the same number of servings of high Vitamin K foods each week. A good rule is, the greener the plant the higher the Vitamin K level.

What foods cause your INR to go up?


  • Kale.
  • Spinach.
  • Brussels sprouts.
  • Collards.
  • Mustard greens.
  • Chard.
  • Broccoli.
  • Asparagus.

What does an INR of 5.0 mean?