Round tablet, on one side says DAN with a break and 20 below it... on back side... 5884
This is Methylphenidate, a generic Concerta for ADHD.
My information is not guaranteed correct. I do not get them right all the time, but I do enjoy the hunt~
zippysgoddess is right
This pill is METHYLPHENIDATE 20 MG (immediate release)
but it is a generic version of Ritalin
Concerta is an extended-release formulation of methylphenidate.