There is some evidence that methylphenidate (ritalin) effects wave activity (synchronization/latency) see eg (not paywalled): http://www.nature.com/npp/journal/

There is some evidence that methylphenidate (ritalin) effects wave activity (synchronization/latency) see eg (not paywalled): http://www.nature.com/npp/journal/v21/n2/full/1395347a.html http://www.nature.com/npp/journal/v21/n2/full/1395347a.html For some background see here: http://en.wikipedia.org/wiki/P200 http://en.wikipedia.org/wiki/P200