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A member asked:
I took 60mg of vyvanse (lisdexamfetamine) at 12am, and 10mg of adderall 15 hrs later. how long until i can pass drug test?
A doctor has provided 1 answer
Pharmacology: Vyvanse (lisdexamfetamine) has a half-life of approx. 12 hours and it takes 4 half lives for the drug to be eliminated from the body. Vyvanse (lisdexamfetamine) can stay in your system for approx.. 48 hours if not reintroduced to the body.
Answered 1/25/2021
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