What does non negative on a drug test mean?

Non-negative drug test: The initial test result was at or above the specified cutoff levels and will require further review to determine the cause of the result. A non-negative result can also mean that a specimen was adulterated (tampered with), substituted or invalid.

Does non negative mean the same as positive?

Why “non-negative” and not “positive”? The term “non-negative” is used to account for situations that carry the same consequences as a positive result, even if a positive result was not received. One example is if a driver is directed to take a random drug test but refuses to do so.

Is a negative drug test good or bad?

These results are usually written as “positive” or “negative.” In this case, positive doesn’t necessarily mean “good” and negative doesn’t necessarily mean “bad.” Instead: Positive: The lab found whatever your doctor was testing for.

What does a non DOT drug test look for?

Again, this falls on company discretion in the case of non-DOT drug screening. The five panel tends to be the most common choice for drug testing; it contains marijuana, cocaine, PCP, amphetamines, and opiates.

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Why did my drug test come back inconclusive?

A negative result means that the panel drugs weren’t detected at the cut-off concentration, or at all. An inconclusive or invalid result means that the test wasn’t successful in checking for the presence of the panel drugs.

Do employers accept negative dilute?

In the cases where a 2nd test is offered, if the 2nd test comes back negative-dilute, some companies choose to accept the negative-dilute as a negative result. While others have a policy that a 2nd negative-dilute sample, or otherwise invalid specimen (e.g. out of temperature range), will result in a refusal to hire.

What happens when a drug test comes back positive?

If the test results in a positive reading, meaning there is drug residue in the body, the results are forwarded to a medical review officer, who reviews the results and looks for any possible valid medical explanation for the results.

What can cause a negative drug test?

Causes of potentially inappropriate negative UDT results include limited assay specificity, absence of drug in the urine, presence of drug in the urine, but below established assay cutoff, specimen manipulation and laboratory error.

What can cause a negative dilute drug test?

There are three main things that can cause the test to be dilute:

  • The donor has a medical problem involving his/her kidneys.
  • The donor legitimately drinks a lot of water – possibly to beat the heat, lose weight or avoid kidney stones.
  • The donor is attempting to alter the test by flooding his/her system with water.

How long does it take to get a negative drug test result?

Drug test results typically take 24 to 48 hours, depending on the type of test being performed (e.g., urine, hair or DOT).

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How do you pass a non DOT drug test?

Applicants and employees who know they are going to test positive may attempt to tamper with their sample to pass the test. The most common way of doing this is by diluting their urine, leading to a dilute drug test result.

What happens if I fail a DOT drug test?

What happens if I fail my DOT drug test? If you fail your DOT regulated drug test, DOT regulations require your employer to immediately remove you from performing any DOT safety-sensitive job. There may be other consequences, too, like losing your certification or license.

Do they watch you pee during a DOT drug test?

The observer must watch the urine go from the employee’s body into the collection container. The observer must watch as the employee takes the specimen to the collector.

Can a hair follicle test come back inconclusive?

Inconclusive results are uncommon but possible. The test will be repeated or an additional sample will be collected.

Is an invalid drug test a fail?

An invalid sample is a specimen that is not a suitable for drug testing as it has failed the validity tests for an unknown reason. The lab is unable to identify what is interfering with the tests. It does not mean it has been purposely adulterated but only that something is interfering with the testing.

How do I dispute a false positive drug test?

The best way to contest false-positive results is to reach out to your pharmacist and ask if prescription drugs and OTC medications you take on a regular basis can cause a positive drug test result. Ask if the pharmacist can provide written documentation to this effect and bring a copy to the test site.

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