Certolizumab Pegol (CZP)
DrugCZP will be administered subcutaneously as a fixed dose based on weight every 2 weeks (Q2W) or every 4 weeks (Q4W) throughout the study.
CZP will be provided by UCB as a CZP 200 mg/ml solution for single subcutaneous (sc) injection, in a single use prefilled syringe (PFS). Each PFS contains an extractable volume of 0.25 mL, 0.5 mL or 1 mL of CZP solution.
Eligible subjects will begin with 3 loading doses of CZP followed by a treatment dose for the duration of the study based on the weight range.
Reduced CZP regimen (after implementation of protocol amendments 4 and 5):
- 10 to < 20 kg: Loading dose = 50 mg Q2W (1 x 0.25 mL sc); treatment dose = 50 mg Q4W (1 x 0.25 mL sc);
- 20 to < 40 kg: Loading dose = 100 mg Q2W (1 x 0.5 mL sc,); treatment dose = 50 mg Q2W (1 x 0.25 mL sc);
- ≥ 40 kg: Loading dose = 200 mg Q2W (1 x 1.0 mL sc); treatment dose = 100 mg Q2W (1 x 0.5 mL sc);
Other names: Cimzia