Non Prescription ADHD Medication Medications for ADHD can help improve concentration and reduce impulse-driven and hyperactive behavior, but they don't work for all. They also have adverse effects and are the risk of addiction. Clonidine (Catapres and Kapvay), Atomoxetine(Strattera)and guanfacine(Intuniv) are all non-stimulant options. These are referred