A Study to Evaluate the Effectiveness of Perampanel as Only Add-on Treatment in Participants With Primary or Secondarily Generalized Tonic-clonic Seizures

Eisai Trial Site #51, Aalen

Eisai Trial Site #12, Berlin

Eisai Trial Site #43, Berlin

Eisai Trial Site #15, Bernau

Eisai Trial Site #8, Bielefeld

Eisai Trial Site #53, Bochum

Eisai Trial Site #38, Bonn

Eisai Trial Site #9, Bonn

Eisai Trial Site #25, Damp

Eisai Trial Site #48, Dortmund

Eisai Trial Site #27, Dresden

Eisai Trial Site #50, Dresden

Eisai Trial Site #7, Erlangen

Eisai Trial Site #44, Friedrichshafen

Eisai Trial Site #4, Greifswald

Eisai Trial Site #21, Hamburg

Eisai Trial Site #47, Hamburg

Eisai Trial Site #14, Jena

Eisai Trial Site #18, Kiel

Eisai Trial Site #54, Kiel

Eisai Trial Site #1, Kork

Eisai Trial Site #24, Leipzig

Eisai Trial Site #28, Lübeck

Eisai Trial Site #26, Magdeburg

Eisai Trial Site #13, Mainz

Eisai Trial Site #36, Mittweida

Eisai Trial Site #42, Nierstein

Eisai Trial Site #2, Radeberg

Eisai Trial Site #16, Ravensburg

Eisai Trial Site #23, Regensburg

Eisai Trial Site #46, Remscheid

Eisai Trial Site #3, Tübingen

Eisai Trial Site #37, Ulm

Eisai Trial Site #40, Weil der Stadt