Question 1

can narcan (naloxone) cause a false positive on a drug screen test?

Accepted Answer

NO: According to an journal article by storrow in the archives of emergency medicine vol 24 issue 6 in 1995.  When 14 volunteers had urine drugs screens done after IV naloxone, all urine samples were negative.
But the only reason to get Naloxone is if you took too much narcotic. That orginial narcotic in your system likely would make the urine drug screen positive.

Question 2

after a couple of pieces of nicotine gum, could this cause a false positive drug screen?

Accepted Answer

No: The drug screens are rarely false positive. Nicotine metabolites are also easy to detect and distinguish from other products.

Question 3

if i drink a gallon of water how many hours before i take my drug screen should i take a b 100 complex vitamin pill to put yellow bk in my urine n will the riboflavin cause me to get a false positive drug screen for thc?

Accepted Answer

: THC will show five to seven days after the last consumption for moderate users, while this becomes ten to fifteen days for daily users. Meanwhile, heavy, long-term users can fail a urine test a month after consuming marijuana.

ref: https://thebeachcomberrehabilitation.com/

Question 4

false positive on urine drug screen will ketorolac or fentanyl cause a false positive for a barbituate in a urine test.   previously had a blood test for drugs which was negative and was given these two medications in the hospital for pain and then give t

Accepted Answer

Hello. : Hello.  Ketorolac  (toradol)  is a  nonsteroidal anti-inflammatory drug used for acute pain. Fentanyl  is an opioid (narcotic) analgesic for severe pain. Neither of these are barbituates. Do not see how they would trigger a false positive on a urine drug screen.

Question 5

if i only took trazadone once, 50mg how long before it will be out of my urine?? i heard it could cause false positive for a urine drug screen

Accepted Answer

Trazodone: This medication can cause false positives in urine drug screens but not in confirmatory testing.  If you have a prescription for this or any other medication you do not need to worry, it is when you take this or any medication that you do not have a prescription for that you run into trouble in drug tests, false positive or not.

Question 6

what would cause a false positive for methamphetamine on a drug screen?

Accepted Answer

Nothing: I am unaware of anything.  There are reports showingfalse positives are seen with: ephedrine, (ephedrine sulfate) pseudoephedrine, (ephedrine sulfate) propylephedrine, (ephedrine sulfate) phenylephrine, or desoxyephedrine.  In my experience these are not issues.

Question 7

can zoloft (sertraline) cause a false positive urine drug screen for benzodiadepines?

Accepted Answer

Possible: It is possible and there is some data to support:  http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2728940/#__ffn_sectitle     This could be a class effect with that class of drugs. Always talk to your doctor for anything medical.

Question 8

why do ppl keep telling me that trazodone will show up in my 10 panel drug screen as a false positive? is there any facts to this ? i have a pre-employment 10 panel drug sreen today why is everyone saying i will test false positives for amphetamines?

Accepted Answer

: According to an article (J Anal Toxicol. 2011 Jul;35(6):364-8) The trazodone metabolite meta-chlorophenylpiperazine can cause false-positive urine amphetamine immunoassay result.

Question 9

can lamictal show up as a false positive on a drug screen?

Accepted Answer

Yes : There have been cases where Lamictal has tested positive for pcp and possibly other synthetic drugs due to its molecular structure.

Question 10

does red dawn give a false positive for a drug screen?

Accepted Answer

: The list of ingredients in red dawn does not contain substances usually tested for in a drug screen.
However, it is not a healthful drink.

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Doctor answers about:

Can narcan cause a false positive on a drug screen test

A member asked:

Can narcan (naloxone) cause a false positive on a drug screen test?

A member asked:

After a couple of pieces of nicotine gum, could this cause a false positive drug screen?

A member asked:

If i drink a gallon of water how many hours before i take my drug screen should i take a b 100 complex vitamin pill to put yellow bk in my urine n will the riboflavin cause me to get a false positive drug screen for thc?

A member asked:

False positive on urine drug screen will ketorolac or fentanyl cause a false positive for a barbituate in a urine test. previously had a blood test for drugs which was negative and was given these two medications in the hospital for pain and then give t

A member asked:

If i only took trazadone once, 50mg how long before it will be out of my urine?? i heard it could cause false positive for a urine drug screen

A member asked:

What would cause a false positive for methamphetamine on a drug screen?

A member asked:

Can zoloft (sertraline) cause a false positive urine drug screen for benzodiadepines?

A member asked:

Why do ppl keep telling me that trazodone will show up in my 10 panel drug screen as a false positive? is there any facts to this ? i have a pre-employment 10 panel drug sreen today why is everyone saying i will test false positives for amphetamines?

A member asked:

Can lamictal show up as a false positive on a drug screen?

A member asked:

Does red dawn give a false positive for a drug screen?

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