In our recent question and answer, the pharmacist discusses even if it is or not phentermine will show up top top a medicine test.

You are watching: Does phentermine show up on a drug test


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la la asked

I simply took a Phentermine at 11:04am Sunday. I need to take a medicine test by 4:30pm this Tuesday (2 days away). I have a high metabolism and I drink several water. Deserve to I pass this check by then? I"ve only taken one and also won"t take another?

Answer

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Phentermine have the right to be detect on urine drug tests if it is gift tested for.In addition, phentermine, which is closely related come amphetamine, has actually been reported to cause false-positive tests because that methamphetamine.

Based top top the pharmacokinetic file of phentermine, it can last in her body for almost 5 days as the half-life that the drug is relatively long, around 19-24 hours.

In regards to drug experimentation specifically, many institutes permit you to offer them a list of prescription medications when a drug display comes earlier positive, so when you space able to provide a prescription for phentermine they likely will report back to whoever notified the drug display that you room clean.

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Phentermine Information

Phentermine is a stimulant that suppresses appetite and is supplied to act obesity. This is a regulated substance, for this reason it deserve to only be derived by a prescription in the joined States. This medicine is commonly dosed 1-2 time a day and also this is because of the reality that this medication has actually a long duration of action in the human body (around 8-14 hours) and a solitary dose have the right to stay in the body because that upwards of 100 hours.

Phentermine medicine Testing

On most five-panel drug screening tests, they will certainly test for amphetamines. As soon as a patient does test optimistic for a substance, many drug screening framework will allow the patience to provide prescription medicine lists together there are a variety of prescription medicines (phentermine included) the will cause a false positive.

When a prescription because that a medicine is detailed they typically amend the drug test to display that over there is, in fact, no positive an outcome when reporting to the party that ordered the test.

Based top top the time structure you provided (2 days), it will most likely take longer than that for phentermine come leave your system and also you likely will have actually a hopeful drug display for some form of amphetamine (e.g. Methamphetamine). It may be a an excellent idea to recognize up front exactly how to administer the medicine screening school with a perform of your prescription medicines so the they are much better able to advice your medicine test.