kepprage 

Someone who takes the prescription medicine keppra and experiences moments of uncontroled anger and rage or change in mood.

that person has some serious kepprage going on and I don't see why?

kepprage by Yesmam123 May 19, 2016

kepprage 

What people automatically assume anyone on keppra is experiencing any time the limits of their asshole tolerance has been reached or the person is otherwise pissed off about something.

Just because he's pissed off it does not mean he's having a kepprage episode.

kepprage by Storm Sexxwatt January 7, 2022