The former Swansea man is still recovering from the hamstring injury he sustained against Manchester United at Old Trafford.
West Brom boss Steve Clarke said: "He's progressing well but as it's a muscle injury we're just being a little bit careful."
Goalkeeper Ben Foster is progressing well in his12-week recovery from a stress fracture in a bone in his right foot, while George Thorne and Zoltan Gera are said to have "little niggles" from an Under-21 game on Sunday.
- Disease & Medical Conditions
- Sports & Recreation
- Manchester United
- Steve Clarke