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Doctor insights on: Drug Test Swab Or Urine

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If u pass a urine drug test can u still fail a saliva mouth swab drug test?

If u pass a urine drug test can u still fail a saliva mouth swab drug test?

Yes: Bio markers remain in the oral cavity longer than urine in your system.You can use someone else's urine but not their mouth. ...Read more

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Urine (Definition)

Urine is the product of the kidneys, which is produced to eliminate the waste products of metabolism, manage body fluid balance, &maintain acid-base balance. The blood is first filtered by the kidneys, and the composition of the resulting fluid is then altered depending on the body's needs. It is composed of mostly water, and breakdown products from blood cells impart ...Read more


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Docs, could a blood test or urine test detect chlamydia?

Docs, could a blood test or urine test detect chlamydia?

Testing: Chlamydia tests include a culture that may take 5 to 7 days to grow. A direct fluorescent antibody test looks for antigens. A nucleic acid hybridization test or a nucleic acid amplification test looks for chlamydia dna &enzyme –linked immunosorbent assay. Directing sampling uses fluids from cervix, urethra throat, eye (whichever area is impacted). Urine testing is also possible. ...Read more

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Does a urine test detect less drug in system then mouth swab?

Does a urine test detect less drug in system then mouth swab?

Drug Test: This depends on the drug being tested for and the time elapsed since the last dose was taken. ...Read more

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Could lidocaine test positive for cocaine in a urine test?

Could lidocaine test positive for cocaine in a urine test?

No: Neither on screening tests or confirmatory tests. They are totally different chemicals that are unrelated, and tests do not confuse the two. ...Read more

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Will obgyn test for cotinine or nicotine in routine urine samples?

Will obgyn test for cotinine or nicotine in routine urine samples?

No: These tests will be done only with your knowledge and consent as part of a monitoring process. ...Read more

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Will an unrefrigerated urine sample cause an EtG test to test false positive?

Will an unrefrigerated urine sample cause an EtG test to test false positive?

No: ETG detects a metaboloite of alcohol. The modification occurs in the liver. If glucose is present in the urine that could get fermented into alcohol, but not into Etg as that requires an action by the liver. ...Read more

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Does ureaplasma urealyticum infection show up on a urine culture or a pcr std urine test? I had two urine cultures and three std urine tests.

Does ureaplasma urealyticum infection show up on a urine culture or a pcr std urine test? I had two urine cultures and three std urine tests.

Normal bacteria: It's normal to have U. urealyticum in the genital tract. Once in a while it causes nongonococcal urethritis (NGU) in men, but generally harmless both in men and their sex partners. UU doesn't show up on routine tests; testing is rarely needed except in special circumstances. So nothing to worry about, especially if no symptoms. If in doubt, see an STD or infectious diseases expert. Good luck! ...Read more

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I'm wondering can the urine dipstick test detect gonorrhea and chlamydia?

I'm wondering can the urine dipstick test detect gonorrhea and chlamydia?

Which one ?: There are several dipstick tests. The common ones only look for stray materials that can show up in the urine is various concentrations.The regular dipstick test does not look for STD's. There are special tests that can be done on urine that are not as sensitive as others in detecting them, but might. ...Read more

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Is 106 hours enough to pass a urine drug test for cocaine?

Is 106 hours enough to pass a urine drug test for cocaine?

Cocaine urine test: Infrequent users: 3-4 days; heavy users: 10 days; chronic users and/or users with high body fat: 30 days. Depends on several factors as you can see. This is where Cocaine use gets really expensive. Can you afford it now? Why play russian roulette with your future. See a psychiatrist who specializes in substance abuse. New study shows topiramate works quite well in cutting down cravings and use. ...Read more

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Can drug posetive menstrual blood effect a clean urine drug test?

Can drug posetive menstrual blood effect a clean urine drug test?

Probably: If there are drugs in the blood, they would probably also be found in the urine also, if the urine was tested. If the blood contaminated the urine, the drugs may be there, but this may not be needed. If the drugs are "protein-bound", they may only be found in the blood at times. Some drugs are best tested for in the urine, some in the blood. ...Read more

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What would cause a false negative urine drug test for fentanyl patches?

What would cause a false negative urine drug test for fentanyl patches?

Errors: 1. Not wearing the patch, an exhausted patch, a placebo patch 2. The test was not specific for fentanyl 3. Lab error 4. Specimen misidentification. ...Read more

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Can a urine culture detect stis?

Can a urine culture detect stis?

Some: Gonorrhea may be seen in urine culture. Chlamydia and gonorrhea can also be tested by nucleic acid tests on urine. ...Read more

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Could kratom show up on urine or blood drug tests?

Could kratom show up on urine or blood drug tests?

It could: if they were testing for it. I am not aware of any available kits (at least yet) for kratom (mirtragynine), but ELISA tests have been developed by several companies and am sure will become more widespread as use of kratom becomes more prevalent. If they do full confirmatory testing with gas chromatography and mass spectroscopy, or similar tests, they can find it. ...Read more

Dr. Alan Wartenberg
591 doctors shared insights

Drug Testing (Definition)

It is the process of examining body fluids or tissue for evidence of chemicals taken or not taken. It does not diagnose addiction however this a ...Read more