9. Prescription use of any benzodiazepine may cause positive test results although benzodiazepine is not one of the SAMHSA drugs. Topical use of cocaine may cause positive results in workplace drug testing. Many pain medications contain opiates and use of such medication leads to false positive ...
Amphetamine-induced loss of human dopamine transporter activity: an internalization-dependent and cocaine-sensitive mechanism. Proc Natl Acad Sci USA. 2000;97:6850–5. https:// doi.org/10.1073/pnas.110035297. 39. Frankl JA, Bose S, Kuo PH. False-Positive Findings ...