Answer Adderall XR should be effective 10-12 hours.
How long does 40 MG Adderall XR last? - Yahoo! Answers
Best Answer: I'm very surprised he did that. I have heard it lasts 12 hours so no, you don't want to do that. You don't want to take a second pill while.
How long does a 10mg dosage of Adderall XR last - The Q&A wiki
What is the longest period of time that the effects of 30mg of. How long does Adderall last? | Answerbag - Answerbag.com | Ask. How long does Adderall last? On One Hand: Depends on the Individual Although. ANSWERBAG BUZZ How long adderall lasts
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How long does the buzz from an adderall last How long does a 10mg dosage of Adderall XR last - The Q&A wiki
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