Adderall will usually clear the system within three days, but this is influenced by many factors. Different drug tests will also detect Adderall within different timeframes. Adderall has a half-life of9 to 14 hours, which means that 9 to 14 hours after dosage, only half of the drug remains in your body. Adderall will usually … Continue reading How Long Does Adderall Stay in Your System?