Other times, it can be used as a blanket test to see if an individual uses illegal drugs, such as meth and cocaine. The use of prescription drugs that contain methamphetamineĪ methamphetamine test is usually done to test if an individual is using more than the recommended dosage of prescription methamphetamine.The use of over-the-counter medications that contain methamphetamine.Other causes of false positive results for methamphetamine tests include: The major cause of false positives for methamphetamine is the use of only presumptive drug testing, and the disregard for the more sophisticated and costlier definitive drug test. The definitive drug test identifies the specific drug and metabolite in the urine sample and is often used to confirm the outcome of a presumptive drug test. Its result is given as negative or presumptive-positive, and with it, you can’t distinguish between a false-positive for methamphetamine or a true-positive result. The presumptive drug monitoring or testing shows the possibility that an individual’s specimen contains a contraband drug or drug class, or not.
Generally, there are two methods for drug testing using urine samples they are the definitive and presumptive drug monitoring tests. However, most of the drugs that contain methamphetamine, Phentermine, and amphetamine, are Class I drugs, that is, they are unavailable for distribution.Ĭauses of False Positive for Methamphetamineįalse positive results for methamphetamine occur about 10 to 15 times out of 100 tests and it is usually due to one major reason, Insufficient Laboratory Tests for Confirmation, although other reasons can be added. Usually, some of these drugs are available over-the-counter and may be needed for some medical conditions. This result shows that the individual whose urine sample is tested has had a drug that metabolized to amphetamines in the past three days. To truly test positive for methamphetamine in your system, your urine sample must contain about 500ng per milliliter of the urine sample. However, many medications metabolize to form amphetamine, making it present in your urine. A false positive methamphetamine result only tells whoever is looking at the result slip that you have amphetamine in your system, and they probably think you are on meth. What is a False Positive Methamphetamine Test?Ī false positive methamphetamine test is a drug test result that shows you have amphetamine in your urine sample when you have not been using any illegal medication or drug. Its effect set on fast and wears off quickly, prompting its users to continuously use dose after dose to get that feeling of “high”. It works by increasing the amount of dopamine the brain produces consequently, improving its users’ moods and pleasure. It can also be ingested by snorting the powder, or dissolving the powder in water or alcohol, and injecting it into veins. Methamphetamine is usually taken orally by swallowing the pills, or by smoking it from a pot. It is usually produced in makeshift laboratories in Mexico and they find their way into the United States of America, where they are sold for cheap prices. It is a central nervous system stimulant and causes its users to experience euphoria, hence its strict control and classification as a Class I drug.Ĭrystal methamphetamine, commonly called meth, is a glass-like form of the drug that is illegally available on the streets and is used to get the CNS stimulation that its abusers long for. Methamphetamine is a prescription drug that is used to treat some serious medical conditions, such as obesity – because it suppresses appetite, Attention-Deficit Hyperactivity Disorder (ADHD), Narcolepsy, among others.
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