https://www.drugs.com/article/false-positive-drug-tests.html

May 26, 2016 ... If benzoylecgonine, the main metabolite of cocaine is detected, the subject cannot claim that the result is a false positive due to Novocaine ...

https://www.mlo-online.com/false-positive-doa-testing-results-due-to-prescription-medications.php

Oct 1, 2009 ... False-positive DOA testing results due to prescription medications. ... amphetamines, cocaine as benzoylecgonine, opiates, marijuana as

https://www.sciencedirect.com/topics/neuroscience/benzoylecgonine

Importantly, positive cocaine test results, both by immunoassay screening and ... Although fluconazole, an antifungal agent, does not produce false-negative test ...

https://academic.oup.com/painmedicine/article/16/6/1073/2460555

Jun 22, 2015 ... The Clinical Impact of a False-Positive Urine Cocaine Screening Result ... that both cocaine and its primary metabolite benzoylecgonine were ...

https://www.ncbi.nlm.nih.gov/pubmed/24138673

Oct 18, 2013 ... The clinical impact of a false-positive urine cocaine screening result on a ... that both cocaine and its primary metabolite benzoylecgonine were ...

https://www.ncbi.nlm.nih.gov/pubmed/18430300

J Anal Toxicol. 2008 May;32(4):315-8. Failure of amoxicillin to produce false- positive urine screens for cocaine metabolite. Reisfield GM(1), Haddad J, Wilson  ...

https://deserthopetreatment.com/cocaine-abuse/stay-in-system/

Jan 7, 2016 ... If a person has been using cocaine heavily, benzoylecgonine may take ... or other consumables can result in a false positive on a cocaine test.

https://www.mdedge.com/familymedicine/article/62384/addiction-medicine/what-common-substances-can-cause-false-positives

False-positive reports on urine drug screens by immunoassay are rare ... who legally or unknowingly ingests a product that is metabolized to a drug of abuse. ... not produce positive urine drug screens include passively inhaled crack cocaine  ...

https://www.mdedge.com/psychiatry/article/103088/urine-drug-screens-when-might-test-result-be-false-positive

Urine drug screens: When might a test result be false-positive? .... than cocaine metabolite and cannabinoid false positives.9 The odds of a false positive vary, ...

https://www.livescience.com/56921-weird-ways-you-can-test-positive-for-drugs.html

Nov 18, 2016 ... Drug tests aren't foolproof: A number of harmless, everyday substances can trigger a false-positive result.