Why do you have to fast for 14 hours before a blood test?

Answered by 1 Apollo Doctors

Dr Siri Nallapu

General Practitioner

MBBS
5+ Yrs

Consult Now

You dont have to fast for 14 hours until and unless prescribed a by a doctor.

Dr. Siri Suggests...

Take a IMMATURE PLATELET FRACTION (IPF) COUNT Test or Take a LFT (Liver Function) Test Test

Book IMMATURE PLATELET FRACTION (IPF) COUNT Test Book LFT (Liver Function) Test Test

Answered 24/07/2025

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Disclaimer: Answers on Apollo 247 are not intended to replace your doctor advice. Always seek help of a professional doctor in case of an medical emergency or ailment.