Loza gives Southend options
Southend will again be without Barry Corr when they host Oxford.
Striker Corr serves the second game of a three-match ban after he was sent off against Bury last weekend.
Lee Barnard started in attack against Bristol Rovers on Friday night with new signing Jamar Loza coming off the bench after joining on a month's loan from Norwich.
Luke Prosser was also among the substitutes for the goalless draw following a calf injury, while fellow defender Adam Thompson is close to returning from his calf problem.
Oxford's Johnny Mullins looks set to miss out on Gary Waddock's first match in charge.
The 29-year-old defender has been sent to a specialist to assess the damage to his foot after he ran into the advertising boards at Chesterfield, an injury which saw him miss out on Friday night's 1-0 win over Hartlepool.
But Michael Raynes is available again having served his one-match ban for two yellow cards against Chesterfield. Fellow defender Tom Newey sits out the second game of his three-match ban following his dismissal in the same game.
Jon Meades is back in full training, but needs a little longer to get over an ankle injury that has ruled him out so far this season: