The pair both picked up knee injuries in Wednesday's Carling Cup win over Arsenal and are rated as extremely doubtful.
Vladimir Weiss, who scored his first senior goal in midweek, is also unlikely to figure after being laid low by tonsillitis but Martin Petrov and Nigel de Jong should be available after missing out on the Arsenal triumph.
City (from): Given, Taylor, Richards, Zabaleta, Toure, Lescott, Onuoha, Bridge, Garrido, Wright-Phillips, De Jong, Kompany, Johnson, Ireland, Barry, Robinho, Bellamy, Petrov, Adebayor, Tevez, Santa Cruz, Benjani.
