Lab test · Biochemistry

Random Blood Sugar – RBS

The Random Blood Sugar (RBS) test measures blood glucose levels at any time of the day to help detect and monitor diabetes.
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NABL-certified lab Free home collection Report in 24 hrs
ReportWithin 24 hrs
SampleBlood
CollectionHome or centre
FastingNot needed
How it works
1
Book in a minute
Add to cart, pick a date and time slot, pay online or at collection.
2
Sample collected at home or centre
A trained phlebotomist arrives in your slot with sealed, single-use kits.
3
Report on WhatsApp
Within 24 hours on WhatsApp and under My Orders.
Preparation
No special preparation needed unless your doctor advises otherwise.
About this test
The Random Blood Sugar (RBS) test measures blood glucose levels at any time of the day to help detect and monitor diabetes.

The Random Blood Sugar (RBS) test is a blood test used to measure glucose levels at any time of the day, regardless of when the last meal was consumed. It provides a quick assessment of blood sugar levels and is commonly used for initial screening and monitoring of diabetes.

Unlike fasting or postprandial tests, this test does not require any specific timing related to meals. Elevated blood sugar levels in this test may indicate diabetes or poor glucose control.

The purpose of this test is to

  • To measure blood glucose levels at any time
  • To screen for diabetes
  • To monitor blood sugar control
  • To detect hyperglycemia
  • To support diagnosis of glucose-related disorders
What patients say about Prima
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12,480+ patients rated Prima Diagnostics
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5.0
Quick appointment and the staff explained everything. Report came the same evening on WhatsApp.
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Booking on the app was simple and pricing was clear with no hidden charges.
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Anita M.
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Home collection was right on time and completely painless. Very professional.
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Vikram S.
Verified · 3 days ago
5.0
Great value and fast report. Booked at 9am and had results by evening.
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Questions people ask
How soon will I get my report?
Your report is delivered within 24 hours of sample collection — on WhatsApp and under My Orders.
Is home sample collection available?
Yes. A trained phlebotomist visits your home with sealed, single-use kits. Home collection is free.
Do I need to fast or prepare?
No fasting is required for this test unless your doctor advises otherwise.
How do I pay?
Pay online (UPI / cards) or pay at collection or at the centre. The price you see is what you pay — it includes the report, with no hidden charges.
Is the lab accredited?
Yes. Prima Diagnostics runs NABL-certified labs with strict quality control across 7 centres in Bengaluru.