How long until 30 mg adderall instant release leave your system?

Once taken orally, Adderall will enter the system and you should feel the result after 30 min to an hour. It will normally last around 4 hours which is it's half-life; and remains in your system for 2-4 days, in hair follicles for 90 days. Vitamin C can also be used to cleanse your body up to 3x Faster!