Celltrion Keeps Pace With Ustekinumab Rivals

Moves CT-P43 Stelara Biosimilar Into Phase III Trials

Celltrion is looking to keep its ustekinumab biosimilar program in step with those of rival developers, after announcing the start of Phase III trials for its CT-P43 candidate.

Running Race Feet
Multiple players are in the race to develop a Stelara biosimilar • Source: Shutterstock

Celltrion has announced the start of Phase III trials for its CT-P43 ustekinumab biosimilar candidate, setting a completion date in the second half of 2022 in the study for its rival to Janssen’s Stelara. Phase I trials for CT-P43 began in June.

Pointing to intellectual-property expiry dates of September 2023 in the US and July 2024 in Europe for Stelara, Celltrion said...

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