Certolizumab pegol (CDP870, tradename Cimzia) is a therapeutic monoclonal antibody to tumor necrosis factor alpha (TNF-α), for the treatment of Crohn's disease and rheumatoid arthritis, manufactured by UCB.
Certolizumab pegol is a monoclonal antibody directed against tumor necrosis factor alpha. More precisely, it is a PEGylated Fab' fragment of a humanized TNF inhibitor monoclonal antibody.
Significant side effects occur in 2% of people who take the medication.