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General Questions - National Drug Screening

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What is your lab and MRO contact information?

MRO: Dr David Nahin i3 Screen9501 Northfield BlvdDenver CO  80238Phone:  877-295-3381Fax:  855-253-5666mro@i3screen.com SAMHSA Certified Labs: LabCorp1904 Alexander DriveResearch Triangle Park, NC  27709Phone: 800-833-3984Fax: ...

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What is a negative dilute drug test result?

NON-DOT TESTING  Perhaps the donor drinks a lot of water, perhaps the donor is trying to cheat the test.  A dilute specimen, by definition, is a urine specimen that has a creatinine of less than 20 g/dl but greater than 2 g/dl and a speci...

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How do I know that a positive result can be trusted?

Laboratory testing procedures require the specimen to undergo an initial screening that uses a standard cut off level. If a specimen is found to have a higher concentration of the drug than the initial cut off level, it undergoes further testing to...

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I was at a party where other people were smoking pot but I was not. Will passive smoke make you test positive?

The lab cut off numbers are set at a level of concentration high enough to ensure that passive smoke will not cause a positive result. Yes, she may have some level of the drug in her system, but for someone to test positive from passive smoke, they...

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What are the harmful effects of use of Marijuana?

Not surprisingly, marijuana intoxication can cause distorted perceptions, impaired coordination, difficulty with thinking and problem solving, and problems with learning and memory. Research has shown that, in chronic users, marijuana's adverse im...

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What is covered by the 5 panel and 10 panel drug test?

What drugs are tested in a five (5) panel drug test? Marijuana (THC), Methamphetamine, Amphetamine, Cocaine, Opiates (heroin, codeine, morphine) and Phencyclidine (PCP)  What drugs are tested in a ten (10) panel drug test? Marijuana (THC), Me...

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What are detection times for urine and hair drug testing?

For urine specimens detection times will be 2 – 3 days; perhaps a few days longer for marijuana.  Regarding hair testing, the standard detection time is up to 90 days. A shorter detection window is available with specific request.  Y...

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What makes a drug test legally defensible?

Any drug test performed with any specimen (urine, hair, etc) should be tested with an initial screening method and then followed up with a confirmation test if the screening result is non negative.  The lab performs initial drug screening using...

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Can you explain laboratory cut-off levels?

The standard in toxicology testing is to utilize cut-off levels. Cut-off levels are recommended by the U.S. Department of Health and Human Services (HHS).  Drug cut-off levels are the minimum concentrations of drugs or metabolites that must be p...

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How is it that our instant tests that read positive are sometimes received back from the MRO as negative?

That is exactly why the lab confirmation test is necessary.  The instant test is not accurate for negative positive results.  It could have been an over the counter medication, it may have been reversed by MRO due to a prescription or perha...

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Can you provide a National Drug Screening brochure on employer drug testing?

Basically our web site is our company brouchure, but here is some great information about National Drug Screening and employer drug testing. Drug & Alcohol Testing from National Drug Screening  National Drug Screening, Inc. provides high q...

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What does National Drug Screening do?

National Drug Screening, Inc. (NDS) fulfills an industry need for a state of the art technology software platform combined with Medical Review Officer (MRO) services, drug testing, training and consultation.  With Nationwide service, NDS helps c...

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Do you work with background check companies and members of the National Association of Professional Background Screeners (NAPBS)?

Yes, National Drug Screening provides back office services for background check companies and members of the National Association of Professional Background Screeners (NAPBS). Our lab and MRO services are available to background check companies with ...

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Who is National Drug Screening?

National Drug Screening, Inc. (NDS) will fulfill an industry need for a state of the art technology software platform combined with Medical Review Officer (MRO) services, drug testing, training and consultation. Services will be offered to small and ...

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