Prothrombin Time (PT / INR)
How long the blood takes to clot, reported with the INR. Monitors warfarin and is part of every pre-surgery workup
Also known as PT, INR, Prothrombin time, Clotting time on warfarin
₹175/-₹250/-30% offFree collection on orders above ₹500/-
- Reports within
- 8 hours
- Parameters included
- 02see list
- Sample
- Blood
- Fasting
- Not needed
Collected at home
A trained phlebotomist visits at a time you pick, from the next hour
Sealed single-use kit
Opened in front of you, and carried to the lab under controlled conditions
Report within 8 hours
On WhatsApp and email, with any value outside the normal range highlighted
PT/INR parameters2 measured
Prothrombin time
11–13.5 sec
INR
0.8–1.2 ratio
Reference ranges are the lab's defaults for adults and are printed on the report beside every value
Commonly tested together
Often on the same prescription
Clotting Disorders
APTT (Activated Partial Thromboplastin Time)
8 hrs1 parameterNo fasting needed
₹320/-₹400/-20% off
What happens after you book
- A phlebotomist is assigned and reaches you in your chosen slot, as soon as the next hour
- The sample is collected with a sealed single-use kit and moved on a cold chain
- The report lands on WhatsApp and email within 8 hours