What causes a positive result on a urine drug test?
All positive and any unexpected negative results must be verified by confirmatory testing. Casual dietary ingestion of poppy seeds does not cause a positive result for opioids on urine drug testing. Casual exposure to cannabis smoke does not cause a positive result on urine drug testing.
What happens if you get a false negative on a urine test?
False-negative results can cause missed opportunities to detect misuse. Urine samples can be adulterated with other substances to mask positive results on urine drug testing. Family physicians must be familiar with these substances, the methods to detect them, and their effects on urine drug testing.
Can a poppy seed cause a positive drug test?
Several federal and state regulations have been enacted that recommend or require urine drug testing in patients receiving long-term opioid therapy. Similar guidance may apply to patients receiving long-term benzodiazepine or stimulant therapy. Ingestion of food containing poppy seeds will not cause a positive urine drug test result.
What should I do if my urine test is positive?
If a result is positive, a person will need to take a second test for confirmation. This will be a GC-MS test, which will provide more accurate results. The person who carried out the test or a medical review officer will explain the results.
All positive and any unexpected negative results must be verified by confirmatory testing. Casual dietary ingestion of poppy seeds does not cause a positive result for opioids on urine drug testing. Casual exposure to cannabis smoke does not cause a positive result on urine drug testing.
What does a presumptive positive urine test mean?
Urine Screening Methodology. Any specimen that shows an EIA response at or above the specified cutoff is considered ” presumptive positive ” for a particular drug or drug class. Based on your agency’s account, presumptive positive specimens may be confirmed by a second method prior to reporting positive results.
What happens when a dot drug test comes back negative?
DOT Return-to-Duty Drug Test – When this test comes back negative, the individual may resume safety-sensitive functions. It must be completed under direct observation, meaning a person of the same sex must accompany him or her during the urination process.
Is there a way to get a false negative on a urine test?
Also called flushing, this method remains one of the easiest, cheapest, and most successful ways to get a false negative on a pee test. Pee tests do not measure the amount of drugs in urine; they measure the amount of metabolites in the urine. Drugs are ingested and then come out of the system as metabolites.