A 24-year-old male asked:
does vyvanse (lisdexamfetamine) begin to start working about an hour after taking it?
2 doctor answers

Dr. Irving Harper answered
35 years experience Internal Medicine
Not quite: Delivery mechanism breaks down and begins to enter system in one hour, average time to peak level is 4 hours.
Answered on Apr 29, 2014
1
1 thank

Dr. Alan Ali answered
32 years experience Psychiatry
Vyvanse (lisdexamfetamine): In most cases, that is about right.
Answered on Apr 11, 2015
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