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Apr 22, 2026 - 02:13 PM
We’ve provided several answers to questions related to Cimzia (Certolizumab Pegol) , see some other helpful Q&A related to this product.
Question: What is the active ingredient in this medication?
Answer: The active ingredient is certolizumab pegol. Certolizumab pegol is a monoclonal antibody fragment designed to target tumor necrosis factor (TNF), which plays a key role in inflammation.
Question: What is the chemical formula for the active component (excluding PEG)?
Answer: The chemical formula for the Fab' fragment (without PEG) is C2260H3528N618O673S16. Understanding the chemical composition is important for those concerned with allergies or chemical sensitivities.
