Will Diethylpropion Show Drug Test?

Among the six packs of drug powder tested, methamphetamine but not amphetamine was detected in four. We found that fenfluramine and diethylpropion would have false positive amphetamine reactions in Emit-d.a.u. assay.

Will Phentermine show up in a drug test?

Since phentermine has a similar structure to amphetamines, it can turn up a false positive on urine drug screens for amphetamines or MDMA, as confirmed by a 2016 study. 1 A positive result will signal the need for a confirmatory test, which will then show that it was phentermine and not amphetamine or methamphetamine.

What diet pills cause false-positive drug test?

Weight Loss Pills

Phentermine is a prescription medicine that helps curb your appetite. It's chemically similar to amphetamines, a stimulant used to treat ADHD and as a study aid to stay awake. Phentermine could raise a false red flag in your drug screen if you don't have a medical reason for taking amphetamines.