AC Milan defender Philippe Mexes has been banned for four games after grabbing two Lazio players by the throat.
Marco Parolo scored twice as Lazio heaped more woe on Milan, who had Philippe Mexes sent off in a 3-1 defeat.
Lazio came from behind to pick up a deserved three points against a faltering AC Milan side, winning 3-1 on Saturday.
West Ham’s Ravel Morrison has agreed to join Italian side Lazio on a free transfer at the end of the season.
Juventus moved five points clear in Serie A with a 4-0 win over Hellas Verona on Sunday, while Sampdoria beat Parma.
Gonzalo Higuain's first-half goal gave Napoli a 1-0 victory over Lazio at the Stadio Olimpico on Sunday.
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