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Doctor insights on: How Long Does Meth Show Positive In A Drug Test

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Dr. Alan Wartenberg
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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


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How long does methamphetamine show up on a drug test for a regular user of 6 months?

How long does methamphetamine show up on a drug test for a regular user of 6 months?

About a week: Urine test may be positive for a week or so in a chronic user, from the last date of use. See this site for more info. http://www.nhtsa.gov/people/injury/research/job185drugs/methamphetamine.htm. ...Read more

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Can taking psuedephedrine show up as meth in a drug test?

Can taking psuedephedrine show up as meth in a drug test?

Yes, but only in: screening tests, not in confirmatory tests. It does not show up as methamphetamine but rather as amphetamine itself. Confirmatory tests (gas chromatography, mass spectroscopy and others) can definitively determine whether there is methamphetamine or amphetamine and differentiate it from pseudoephedrine, but the screening tests cannot. ...Read more

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How long will meth stay in your system with a urine drug test?

10 days or less: For most individuals having used the substance, the general consensus is often noted as a maximum of 10 days that methamphetamine remains detectable via a urine drug test. Often it is more like 3-5 days. The urine test rarely gives an incorrect finding if meth is in there. It can be detected in hair for much much longer. Meth is highly addictive, dangerous & harmful to mental and physical health. ...Read more

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What kind of prescription medicine could show up as meth in a drug test?.

What kind of prescription medicine could show up as meth in a drug test?.

Depends: If by "meth" you are referring to amphetamines, there are a number of prescriptions legitimately in use that are amphetamines. These include certain, but not all medication used for adhd, and appetite suppressants. If you are referring to "crystal meth" that too will be picked up by all screens testing for amphetamines. ...Read more

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