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False Positive in Urine Drug Test

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Medications Can Cause a

False Positive on Drug


Tests
Presented by MediHelp App
Many urine drug tests look
for the following
medications and substances:
URINE TEST LOOK FOR:

THC OPIATES ILLEGAL OPIATES


like oxycodone
or tetrahydrocannabinol,
an active ingredient in
(Roxicodone, Oxycontin), like heroin or
hydrocodone, and
cannabis morphine. Cocaine
URINE TEST LOOK FOR:

AMPHETAMINES BARBITURATES PCP


like prescription
like phenobarbital, Phencyclidine
amphetamines like Adderall
and illegal butalbital (PCP).
methamphetamine
Medications that
may cause false
positives.
EXAMPLES OF MEDICATIONS

Dextromethorphan Diphenhydramine
the main ingredient in many OTC Antihistamine that can help treat
cough suppressants. If you’ve taken allergies, itching, and cold symptoms.
dextromethorphan, a urine test may It’s not clear what dose of
show positive for PCP. diphenhydramine would cause a false
positive result.
EXAMPLES OF MEDICATIONS

Pseudoephedrine Quetiapine
Used for sinus and nasal congestion, Quetiapine (Seroquel) is one type of
pseudoephedrine (Sudafed) may atypical antipsychotic. It could cause
cause false positive test results for you to test positive for opioids
amphetamine or methamphetamine. (specifically methadone).
EXAMPLES OF MEDICATIONS

Quinolone antibiotics Proton pump inhibitors


Levofloxacin (Levaquin) and ofloxacin Taking PPIs — specifically
are the most likely of the quinolone pantoprazole (Protonix) — may cause
antibiotics to cause a false positive false positive results for THC.
urine test for opiates.
EXAMPLES OF MEDICATIONS

Promethazine Ibuprofen
It can be used to help relieve nausea It has been known to cause false-
and vomiting. It can cause false positive results for barbiturates,
positive results for amphetamine or cannabinoids (THC), or phencyclidine
methamphetamine. (PCP).
EXAMPLES OF MEDICATIONS

Labetalol Phentermine
A medication used to treat high A weight loss medication, can
blood pressure, can cause false- cause false-positive results for
positive results for amphetamines.
amphetamines.
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