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A female asked:

If i took a vyvanse (lisdexamfetamine) at 7:30 a.m. and submitted a urine drug screen at 8:45 a.m. the same day, what are the chances it will show up as an amphetamine?

1 doctor answer4 doctors weighed in
Dr. Jeffrey Juchau
Family Medicine 34 years experience
Very High: however, if you have a prescription in your name and you are not precluded by court order from taking it there should not be a problem if you showed them your prescription.
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Last updated Oct 10, 2014

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