Some individuals combine long-acting Ritalin with Adderall in smaller doses to manage attentional capacity.

“Some individuals are even layering long or time to release Ritalin with Adderall in smaller doses, it can get quite complex or it can be quite straightforward if you are really interested in these drugs and how they work and you'd like to get a glance at a table of all the results from all the studies of which there are now hundreds, there's an excellent review about these drugs and their use and their comparison to similarly structured drugs in particular MDMA and cocaine and amphetamine, meaning Street Amphetamine to really illustrate the similarities of action and some of the problems associated with long-term use.”