Big Molecule Watch monitors for biosimilar clinical trial results. Here we report on four recent announcements concerning biosimilars of natalizumab, trastuzumab, daratumumab, and aflibercept. On January 23, 2023, researchers published the results of a phase III clinical trial demonstrating that PB006, Polpharma Biologics SA’s biosimilar to Biogen’s approved treatment TYSABRI®…