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Water. Anything else will affect the glucose levels...including black coffee.
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∙ 16y ago
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Can you drink a Diet Coke the night before a fasting blood test?
For a fasting blood test, you generally should not consume or drink anything after midnight the night before.
Can you drink coffee before a fasting blood test?
No. You can and should drink red bull before fasting labs. The diet red bull, of course. This is much better for you and will not affect the blood test.
Can you drink plain hot tea before a fasting blood test?
no only water can be drink
Can you drink black coffee before a blood test that does not requires fasting?
yes
Can you drink coffee with non diary creamer before blood test for cholesterol?
No you can't have anything. It is a fasting blood test.
Can you drink black coffee before a fasting blood test for CMP or Lipid Profile?
fasting blood test means to take sample empty stomach. however a little water can be taken.
Fasting before blood draw?
You only need to fast before blood work if you are having a fasting blood glucose blood test. Not each blood drawing will require you to fast. If you are required to fast, you may still drink water before your blood work.
When fasting for a blood test can you drink water with lemon?
No ,as there are natural sugars in fruit,which may affect the accuracy of a glucose blood test.
Can you drink alcohol before cholesterol test?
No. The test is a fasting blood test so you don't eat or drink anything before the test from midnight the night before until the test is done. Best to do the test first thing in the morning.
What preparation is needed for a uric acid blood test?
For the blood sample, the patient should be fasting (nothing to eat or drink) for at least eight hours before the test
How will eating before a blood test effect your blood sugar levels?
Eating before a blood test will cause your blood sugar levels to rise. That is why they are referred to as "fasting" blood tests, meaning you are not supposed to eat or drink anything but water before having them.
How should patients be prepared for an immune complex test?
This test requires a blood sample. It is not necessary for the patient to be in a fasting (nothing to eat or drink) state before the test.
