The defender suffered concussion for the third time this season in last weeks game against Bohemians.
Derry Boss Peter Hutton is also sweating on the fitness of Aaron Barry and Barry Mc Namee.
Midfielder Mc Namee is struggling with a groin injury.
In May of this year Philip Lowry joined Derry from Irish League side Linfield.
The Limavady man is hoping that the move will prove to be a successful one by lifting the cup....