I usually take 20 mg adderall in the morning anytime from 8-9:30 am. The therapeutic effects for the 4 hours that it’s sold as lasting. The problem is that I have difficulty falling asleep 1-2 hours past my bed time.
And I’m going to have to start taking it in the afternoon. I’ve heard eating citrus helps counteract the effects. I’ve tried melatonin, which has helped to a degree
Only during uptake. Once it’s in your bloodstream, the acidity of your stomach and small intestine will no longer play a factor.
I would say uptake happens over 2 hours at most, especially if you’ve just eaten a large meal