What happens if INR is too low?
INR levels that are too low may mean you are at risk for dangerous blood clots. INR levels that are too high may mean you are at risk for dangerous bleeding.
Is an INR of 1.9 too low?
An INR of 1.9 or less is associated with an almost doubling of risk for thrombosis compared to an INR within the therapeutic range. So, a dose increase is likely warranted.
What can cause low INR?
Conditions known to decrease Coumadin effect and decrease INR include:
- High vitamin K intake.
- Nephrotic syndrome.
What are the symptoms of a low INR?
These symptoms may include swelling, redness, tenderness and/or warmth in one leg or one area of one leg and generalized leg pain, difficulty breathing, chest pain, shortness of breath, breathing quickly, dizziness, Page 2 increased heart rate or low blood pressure, partial or total paralysis, inability to speak or …
Is an INR of 1.7 ok?
The INR goal for people who take warfarin is usually from 2 to 3.5. A value higher than 3.5 increases the risk of bleeding problems. Many things can affect the way warfarin works.
Is INR 1.08 normal?
The normal range for a healthy person not using vitamin K antagonists is 0.8–1.2, while on oral anticoagulant therapy the accepted target usually is in the range of 2.0–3.0. A high INR indicates a higher risk of bleeding, while a lower INR suggests a higher risk of thrombosis.
How do I raise my INR?
A nice “rule of thumb” for dose adjustments near the target range (generally works for INRs from the high 1s to low 4s): If you want to change the INR by 0.5-1 unit, increase or decrease the weekly dose by a daily dose. Example: Your patient has been taking warfarin 5mg daily for more than 2 weeks and INR is 1.8.
Does low INR mean thick blood?
The lower your INR, the more quickly the blood clots or the “thicker” the blood. The higher your INR, the longer it takes the blood to clot or the “thinner” the blood, putting you at risk for bleeding problems.