Top answers from doctors based on your search:
Painkiller before fasting blood test
A 37-year-old member asked:

Dr. Vivek Huilgolanswered
Gastroenterology 37 years experience
NO: It will change the results. Fasting means fasting. Rinse your mouth out if you're dry.
Created for people with ongoing healthcare needs but benefits everyone.
4.9k viewsAnswered >2 years ago
A 44-year-old member asked:

Dr. David Sneidanswered
Endocrinology 43 years experience
Yes: You can, as long as it has no calories in it.
Created for people with ongoing healthcare needs but benefits everyone.
4.9k viewsAnswered >2 years ago
A 46-year-old member asked:

Dr. Gurmukh Singhanswered
Pathology 51 years experience
In a way, yes: If you fast for longer than a day or so, it will alter some blood chemistries. Fasting tests are usually set for an overnight fast, or a 12 hour fast.... Read More
Created for people with ongoing healthcare needs but benefits everyone.
4.9k viewsAnswered >2 years ago
A 34-year-old member asked:

Dr. Lester Thompsonanswered
Pathology 35 years experience
You shouldn't: While the tea by itself is considered a "liquid" only, you may mix it with sweetner or cream. Further, there can be stimulating effects, which may hav... Read More
Created for people with ongoing healthcare needs but benefits everyone.
4.9k viewsReviewed >2 years ago
A 38-year-old member asked:

Dr. Terri Washingtonanswered
Endocrinology 18 years experience
Yes: Could depending on the test, if is blood sugar or chol then coffee could make an impact.
Created for people with ongoing healthcare needs but benefits everyone.
4.8k viewsReviewed >2 years ago
A 44-year-old male asked:

Dr. Karl Spectoranswered
Addiction Medicine 27 years experience
It shouldn't: Smoking a cigarette before a blood test should not increase your sugar level. Thus, i would discuss with your doctor why your sugar was elevated as t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 31-year-old female asked:

Dr. Amy Deekenanswered
Pathology 22 years experience
Yes: You can have decaf tea or coffee before fasting blood test. Hold the milk and sweetener though.
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 36-year-old member asked:

Dr. Gurmukh Singhanswered
Pathology 51 years experience
Yes: Advil (ibuprofen) 12 hours before the test is not likely to affect test results.
Created for people with ongoing healthcare needs but benefits everyone.
4.9k viewsAnswered >2 years ago
A 39-year-old member asked:

Dr. Gurmukh Singhanswered
Pathology 51 years experience
No: Very high triglycerides are a serious issue and rather than looking for outlandish explanation, work with your doctor to lower these. In general weig... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 48-year-old male asked:

A Verified Doctoranswered
23 years experience
You may: you may brush your teeth. the toothpaste will not affect the results.
Created for people with ongoing healthcare needs but benefits everyone.
4.1k viewsReviewed >2 years ago
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