Adderall XR 30 mg is available in both a pill form and an injection form. The pill form requires that you take 1 pill once per day with food. The injection form requires that you take 1 dose every 12 hours for people who are under 18 years old or over 65 years old (adult dosage). Both forms are taken orally. It comes to in, Adderall 30 mg orange tablet and Adderall XR 30 mg tablet forms (Immediate releases and Extended releases).