yes
They can be.
2 days
3 days
A swab test can detect marijuana in saliva for up to 24-48 hours after use. The detection window can vary depending on factors such as frequency of use and individual metabolism.
it will only detect MAX 72 hrs
The average mouth swab detects use for up to 48 hours.
it is a drug test by mouth. they swab the mouth to detect drug use in the last 24 hours.
blood test
St Johns Wort does not cause a positive result for drugs from a swab test. Each type of drug test is designed to detect specific chemicals found in the body.
Chlamydia can be detected with a specific chlamydia test done with a vaginal swab. A routine genital culture will not be able to detect chlamydia.
Mouth swab drug tests, test for the prescence of a substance up to 24 hours prior. So, if you had a test on Wednesday at 3pm, the swab test can only detect whatever you had taken since Tuesday at approx 3pm (24 hr window). Give or take a few hours..
swab tests detect max to 10-12 days , approx. detection time for heroin is 1-2 days but swab test have no nationally accepted standards or cutoff concentrations so to be safe give your self 2-3 days.