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A member asked:
45 mg of vyvanse, (lisdexamfetamine) im about 5'4 165 how long does it take to be undetected in ua?
A doctor has provided 1 answer
2-3 days: If you are being prescribed Vyvanse (lisdexamfetamine) for ADHD, you should ask your prescriber for a letter indicating your diagnosis and the fact that an amphetamine is being prescribed.
Answered 5/17/2015
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