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Dr. Bush
Dr. Bush, Doctor (MD)
Category: Health
Satisfied Customers: 1236
Experience:  board certified family dr, specialize in women, children &sexual diseases
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Can lidocaine,novacaine, etc. show up as cocaine on ...

Customer Question

Can lidocaine,novacaine, etc. show up as cocaine on urine drug tests?
Submitted: 10 years ago.
Category: Health
Expert:  Dr. German replied 10 years ago.

No, Customer neither lidocaine or novocaine can show up as cocaine on urine drug tests.

The substances that can show up as cocaine are :

1-Benzoylecgonine, in concentration of 0.3 micrograms/ml or more

2-Norcocaine, in concentration of 60 micrograms/ml or more and

3-Ecgonine, in concentration of 350 micrograms/ml or more

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Customer: replied 10 years ago.
Reply to ALVARO's Post: I need to know if amoxicillin shows up as a false positive in urine test for cocaine as well. I have been told that it does.
Expert:  Dr. Bush replied 10 years ago.
alvaro is offline i can try to help
some cocaine urine tests can test a falsee positive with amoxicillin due to an overlap with the antibiotic and the cocaine metabolite.

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