buytramadolonlineusanorx.weebly.com/blog/how-to-get-prescribed-adderall What is the Adderall dosage for an average adult? The redgular Adderall dosage for an average mature turn upon the severity of the position and several other representative like age of the patient, the form of medication being prescribed, and other drugs the patient is taking. For ADHD Starting dose: 5 mg catch once or twice a day as requiredDose increase: A doctor may increase this dose by 5 mg each every week until the patient achieves the desired effectsNote: Take the first Adderall dosage after you wake up and other additional doses at intervals of 4-6 hours. Avoid late at night  or evening dose as it can cause insomnia or sleep problems.