Maintenance Study Including Re-induction Therapy for Patients Who Did Not Show a Clinical Effect in Study C87037 (NCT00291668)

Certolizumab pegol (CZP) 400 mg administered subcutaneously in a liquid formulation at Weeks 8, 10, 12, 16, 20, 24, 28 and 32 relative to the start of the 6-week double-blind main study C87037 (NCT00291668) where subjects received Placebo at Weeks 0, 2 and 4.

Certolizumab pegol (CZP) 400 mg administered subcutaneously in a liquid formulation at Weeks 8, 10, 12, 16, 20, 24, 28 and 32 relative to the start of the 6-week double-blind main study C87037 (NCT00291668) where subjects received Certolizumab pegol (CZP) 200 mg at Weeks 0, 2 and 4.

Certolizumab pegol (CZP) 400 mg administered subcutaneously in a liquid formulation at Weeks 8, 10, 12, 16, 20, 24, 28 and 32 relative to the start of the 6-week double-blind main study C87037 (NCT00291668) where subjects received Certolizumab pegol (CZP) 400 mg at Weeks 0, 2 and 4.