Adderall and caffeine are both stimulants that increase alertness and focus, but combining them can intensify side effects. Using both may cause jitteriness, rapid heartbeat, anxiety, high blood pressure, or sleep problems. While moderate caffeine intake is generally safe, pairing it with prescription Adderall can over-stimulate the nervous system. Doctors typically advise limiting co... https://medznow.com/adderall-and-caffeine/