What Can Cause a False Positive for Alcohol
Medically Reviewed past Carol DerSarkissian, MD on September 05, 2021
If you hang out often with someone who puffs on pot, your urine could have traces of THC. That's the chemical in the cannabis found that gets you high. But chances are very low that you'll take enough THC to trigger the positive result in the screens used by the federal regime and many private employers. That's nearly likely to happen right after you lot're exposed to the fume. A second test would need to confirm it.
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 enhance a imitation red flag in your drug screen if you don't accept a medical reason for taking amphetamines.
These pocket-size black seeds naturally contain morphine and codeine. A poppy seed bagel, for instance, might make you examination positive for both of those opioids for up to a whole day after you consume it. That'due south more probable to happen with labs that still follow the older, lower thresholds for detecting those substances.
Many liquid medications, vanilla excerpt, and breath-cleaning products frequently have ethanol, a form of elementary grain booze. Today's drug tests tin can detect even trace amounts of alcohol, and for longer after exposure. So if y'all use annihilation with ethyl alcohol, your breath, blood, or urine sample might get flagged for possible signs of drinking. The same affair could happen even with alcohol-based paw sanitizers if you apply them regularly.
Sertraline (Zoloft) is prescribed for low, panic attacks, obsessive-compulsive disorder, and more. Some drug screens may non be specific enough to tell apart sertraline and benzodiazepines. The latter is an older tranquilizer drug that'south often establish in people who overdose on opioids. The faulty test upshot could happen for several days later on y'all quit your antidepressant.
These medications commonly won't interfere with your drug screens. Only in rare cases, a few antibiotics are known to trigger inaccurate test results. Rifampin, which treats tuberculosis, might show up as opiates in some rapid urine screens. What'due south more than, the false positive result may be possible even more than eighteen hours after you lot've swallowed a single dose of the antibiotic.
Cannabidiol (CBD) comes from the hemp plant, a relative of the Cannabissativa establish that produces marijuana. CBD, which doesn't brand you high, is used for medical marijuana to ease pain and other symptoms. Some states allow CBD oil, edibles, and other products to take up to v% of the listen-altering chemical THC. Depending on when and how much you've taken CBD, it'due south possible for your urine to show evidence of marijuana in your body.
Some popular over-the-counter allergy and sleep meds like Benadryl and Advil PM take diphenhydramine. It can relieve coughs and runny noses. But on drug screens, it can evidence upwards as methadone, which helps people quit heroin or other opiates and can be addictive. Diphenhydramine as well may show up equally PCP, an illegal hallucinogenic that is one of v types of drugs that applicants for all federal and many private-sector jobs are screened for.
Efavirenz (Sustiva) is an antiretroviral drug that helps treat your HIV infection. Just on a drug screen, it tin make you seem to accept used marijuana. A 2nd, more sensitive examination should be able to distinguish which of the two compounds is in your body. To avoid confusion, you lot may want to warning the lab or the clinic beforehand that you're on efavirenz.
This potable is a popular folk remedy in Peru and elsewhere in S America. It's made with the leaves of the same constitute that cocaine comes from. If you potable it, you may desire to end a couple of days earlier your drug test. Coca tea could touch your screening for up to 36 hours afterward you've sipped it.
Several of these medications for mental disorders can pb to simulated positive tests. Quetiapine, which treats schizophrenia and bipolar disorder, tin can wrongly testify that y'all take methadone in your urine. Another antipsychotic -- chlorpromazine -- tin cause drug tests to come upwards positive for amphetamine, a stimulant.
Source: https://www.webmd.com/drug-medication/ss/slideshow-drugs-false-positive-test
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