A member asked:

I have to have a gtt done and am on 500mg metformin how long should i stop taking metformin before taking the test as i wont to get a true reading?

A doctor has provided 1 answer
Dr. Elden Rand answered

Specializes in Cardiology

Doesnt sound right: To do a glucose tolerance test for a person already on metformin would be unusual. You will need to contact your doctor's office for guidance on this specific matter.

Answered 5/31/2013

5.1k views

Thank

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