Barcelona v Schalke 04 (agg 1-0)
Argentine centre-back Gabriel Milito is doubtful for Barcelona after experiencing a recurrence of a groin problem during the match with Getafe.
Midfielder Xavi also ended the game in some pain, Ronaldinho is out for six weeks with a pulled muscle and Lionel Messi remains on the sidelines.
Kevin Kuranyi is likely to be in attack alongside Halil Altintop for Schalke after being rested at the weekend.
Jermaine Jones is available after being suspended for the first leg.
