Adderall XR 30 mg is the extended-release version of Adderall. Orange capsule Adderall XR 30 mg is a central nervous system (CNS) stimulant commonly used to treat (ADHD). This medication is often combined with psychological, social, and educational interventions to help the individual learn to cope with the behavior of ADHD. Adderall 30 mg XR can increase concentration, help people stay on task longer, and address behavioral problems associated with ADHD.