I take 15mg of adderall extended release, which means as soon as I take it 7.5 mg is realeased immediately and then the last 7.5 mg are released during the day. Most people on adderall xr what I have read take well over 80mg on average. My question is 15mg will it have negative effects to my testosterone production and overall building muscle? I eat anywhere from 2800-3300 calories everyday. I do not do cardio, i lift weights. I work each muscle twice a week. I sleep on average 7-8hrs every night. I eat very clean, I do not consume alcohol at all. Please I would love some answers. Or even better some suggestions while using adderall. I have ADD by the way haha