| It could be that he is experiencing side effects from the drug. The place to find the side effects is the Food and Drug administration website. Type Tenex side affects and then Tenex side effects. Usually, side effects don't show up right away. Sometimes it is years before they show up. The fuzzy memory could be because the drug has damaged too many brain cells. Cadee was on Retalin. I took her off drugs all together, and in her case I was able to cure her ADHD with diet changes. I don't have any suggestions, but the website will give you more information so that you can make a more informed decision. I hope that this helps you. Good Luck. ↑ |