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What can interfere with a breath test?
Smoking... alchohol....purposley inhailing animal hairs & dust... and smoking will do it the worst.
Is it possible for intercourse to interfere with home pregnancy test results?
Not at all.. the test will still be fine. ~pawsalmighty
When smoking a cigarette before DNA test can it affect the results?
No. The cheek cells are what are swabbed off and other substances in the mouth are excluded.
Can smoking weed alter paternitydna results?
No way, man. Smoking weed does not alter your DNA, no matter how much you think you smoke.
Can smoking marijuana produce a false negative pregnancy test result?
Q: Will recreational drugs or alcohol interfere with home pregnancy tests? A: Drugs such as cocaine, marijuana, heroine, and alcoholic drinks will not alter the result of a home pregnancy test, but it is better to test when not under the influence.
Why can't I take vitamins before lab tests?
If they're testing for specific vitamins like D or A, taking vitamins before your test can interfere with the results and create false positives even if you're lacking in said vitamin.
What can affect the results of saliva sample testing?
Smoking, eating, drinking, and brushing the teeth can affect test results, as can the way in which the person puts saliva on the slide.
Why are patients fasted before Oral Glucose Tolerance Test?
To make the results all the same for different people. If you have eaten food prior to the test, the results will be different - actually fasting before the test might avoid any false result. because when we are fasting the glucose supply will be cut and so, this will not interfere with the glucose loaded during the experiment. because what we want to observe is how the body will react with that particular amount of glucose intake in the given time.
If you cut your hair before a drug test will it alter the results?
No.
How many day's would a person have to quit smoking before they can take a urine test or blood test so it does not show?
I don't think smoking shows in urine or blood testing.
What effect does not fasting before a blood test have on cholesterol level results?
The test isn't accurate.
If i drop an ovulation test before i use it will it affect the results?
If you drop an ovulation test before you use it, it shouldn't affect the results at all. To be sure, you can call the number on the box for the company to ask them.
