Want this question answered?
Alcohol for a swab test go back
By not taking drugs. The saliva test can only go back a few days.
Red
If it's a pregnancy test the answer is no, A test can come back negative even though its positive. But if it's positive, it's positive 99% of the time.
No.
Equal
15 days
2 days
its so easy to pass that test. just don't smoke three days before you take the test.
15 days
36 hours tops
The doctor's office will take a swab of the back of your throat, or the lining of your nose or mouth. The swab is then run through a testing kit which looks for certain proteins associated with the influenza virus. If it comes back positive, you'll know because the nurse will come back wearing a face mask in most cases. The test is pretty quick and simple to run.