On 14 April, Celltrion announced that it has secured interchangeability designation in the US for its high concentration (100mg/mL) citrate free adalimumab biosimilar, Yuflyma® (adalimumab-aaty).
Celltrion’s high concentration formulation was first approved by the FDA in May 2023, and the company applied for interchangeable status in January 2024.
The first high concentration biosimilar to AbbVie’s Humira® to receive an interchangeability designation was Alvotech and Teva’s Simlandi®, which was approved in February 2024.
There are a number of high concentration adalimumab biosimilars approved in the US, including: Samsung Bioepis’ Hadlima™, Amgen’s Amjevita™, Sandoz’s Hyrimoz®, and Boehringer Ingelheim’s Cyltezo®.