Adderall Xr Online :-healthskore is a prescription drug used to treat attention deficit hyperactivity disorder (ADHD). It comes in tablet form and is available in the following strengths: 2.5 mg, 5 mg or 10mg. It can also be injected into the vein (subcutaneously) as an emergency measure when immediate action is required. Adderall Xr Online :-healthskore can also be taken orally after being dissolved in water/juice or mixed with food/drink.