Titlebook: Beating Drug Tests and Defending Positive Results; A Toxicologist’s Per Amitava Dasgupta Book 2010 Humana Press 2010 amphetamine.cocaine.dr

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https://doi.org/10.1007/978-3-030-67470-0id, and sweat have been gaining popularity. One advantage of performing drug testing using these alternative specimens is that it is extremely difficult for the donor to adulterate the specimen as occurs with urine drug testing when the urine collection process is not supervised. Nevertheless, there

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https://doi.org/10.1007/978-3-030-67470-0 positive cocaine test result as confirmed urinary benzoylecgonine may result from drinking coca tea, the import of such tea in the United States is illegal. Nevertheless, there are few reports in the literature describing the presence of cocaine in certain herbal teas. Procaine does not contain coc

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https://doi.org/10.1007/978-3-030-67470-0loss products. Although ephedrine, pseudoephedrine, and other sympathomimetic amines present in various OTC cold medications interfere with amphetamine screening assays, the gas chromatography/mass spectrometric (GC/MS) confirmatory test can easily distinguish such sympathomimetic amines from amphet

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