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can seman make me fail a drug test from cocaine

A 49-year-old female asked:
Dr. Sudhir Gadh
17 years experience Psychiatry
No but...: ...It does make it more likely that the man will die during sex. Cocaine is a potent vasoconstrictor which means it cuts off blood supply. This man ... Read More
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A 22-year-old member asked:
Dr. Elizabeth Finley-Belgrad
33 years experience Child Psychiatry
Worth considering: We conclude that dermal absorption of cocaine represents a minor, but significant route of exposure to this drug that needs to be considered when int ... Read More
A 34-year-old member asked:
Dr. Donald Jacobson
A Verified Doctor answered
A US doctor answered Learn more
No you cannot: No. Semen will have no effect on that test at all.
A 26-year-old female asked:
Dr. Alan Wartenberg
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No: The amount that could possibly be present in your husband's tissue is extremely small, and would not show up with the set-points (usually 2000 ng/ml) ... Read More
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2 thanks
A 41-year-old member asked:
Dr. Steven Reidbord
35 years experience Psychiatry
Few possibilities: There are 3 possible explanations: clerical error (you got the wrong test results), false positive (something legitimate fooled the test), and true po ... Read More
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2 thanks
A 40-year-old member asked:
Dr. Pamela Pappas
41 years experience Psychiatry
No: Lidocaine and Cocaine are different drugs, even though they share the "-caine" part in their names. Lidocaine does not cause a false positive for Coc ... Read More
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1 thank
A 47-year-old member asked:
Dr. Evan Altman
18 years experience Psychiatry
1-4 days: Most sources list the time for positive Cocaine in the urine from urine drug screen to be 1 to 4 days, with an average time of 3 days. Confirmatory te ... Read More
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11 thanks
A 48-year-old member asked:
Dr. Ravi Chand
25 years experience Psychiatry
cocaine: Cocaine can show up for upto 1 week and sometimes for unto 2 weeks.
A 35-year-old member asked:
Dr. John Moranville
35 years experience Psychiatry
Unlikely: The drug test for Cocaine is highly specific.
A 50-year-old member asked:
Dr. William Jenkins
Specializes in Anesthesiology
Cocaine is used: as a topical anesthetic in anesthesia for example in an awake nasal intubation because it provides both analgesia and vasoconstriction and decreased b ... Read More

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