Formycon progressing Dupixent biosimilar

17 November 2025

Germany’s Formycon (FSE: FYB) has announced details of one of its previously undisclosed development projects in the shape of FYB208, a biosimilar candidate for the immunological drug Dupixent (dupilumab).

With successful demonstration of Technical Proof of Similarity (TPoS), FYB208 has shown high analytical comparability to the reference drug, a blockbuster drug sold by Regeneron (Nasdaq: REGN) and Sanofi (Euronext: SAN).

Dupilumab is used to treat certain patients with chronic obstructive pulmonary disease (COPD), asthma, atopic dermatitis (neurodermatitis), and other chronic inflammatory diseases. 

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