On October 9, 2025, the FDA approved Celltrion’s aflibercept biosimilar, EYDENZELT® (aflibercept-boav) referencing Regeneron’s EYLEA® (aflibercept). This approval makes Celltrion the sixth company to receive FDA approval for an aflibercept biosimilar, joining Biocon, Samsung Bioepis, Formycon, Sandoz, and Amgen. Aflibercept is a recombinant fusion protein that binds to vascular endothelial…
On October 2, 2025, Celltrion, Inc. (“Celltrion”) announced the commercial launch of AVTOZMA® (tocilizumab-anoh), a biosimilar to ACTEMRA® in the United States. AVTOZMA® is supplied as an intravenous formulation in single-dose vials in the same doses as ACTEMRA®: 80 mg/4 mL, 200 mg/10 mL, and 400 mg/20 mL. It is…
The aflibercept multi-district litigation consists of multiple actions consolidated in the Northern District of West Virginia, with Regeneron Pharmaceuticals, Inc. (“Regeneron”) filing suit under the Biologics Price Competition and Innovation Act (“BPCIA”) against Amgen Inc. (“Amgen”), Mylan Pharmaceuticals Inc. (“Mylan”), Biocon Biologics Inc. (“Biocon”), Celltrion, Inc. (“Celltrion”), Formycon AG (“Formycon”),…
On August 7, 2025, Celltrion announced that it obtained FDA approval expanding the indication of the intravenous (IV) formulation of AVTOZMA (tocilizumab-anoh) to include treatment of cytokine release syndrome (CRS) in patients aged 2 years and older. CRS is a potentially life-threatening condition brought on by a so-called “cytokine storm”…
On June 15, 2025, Celltrion announced that the FDA has approved a new 45mg/0.5mL single-dose vial presentation of STEQEYMA (ustekinumab-stba) for subcutaneous injection. The formulation is intended for pediatric patients (ages 6–17) under 60kg with plaque psoriasis (PsO) or psoriatic arthritis (PsA). With this approval, STEQEYMA now matches all dosage…
Earlier this month, a Patent Trial and Appeal Board (“PTAB”) panel denied institution of two petitions that were filed separately by Samsung Bioepis (IPR2025-00176) and Formycon (IPR2025-00233) for inter partes review (“IPR”) of Regeneron’s U.S. Patent No. 11,084,865 (the “’865 patent”). The ’865 patent issued on August 10, 2021 and is…
The U.S. Court of Appeals for the Third Circuit recently issued an opinion holding that when a district court has ordered discovery under 28 U.S.C. § 1782, but has not yet conclusively defined the scope of that discovery, the decision is not “final” and thus may not be appealed under…
In the last month, the FDA has granted interchangeability status to additional adalimumab biosimilars. Biosimilars with an interchangeable designation may be substituted for the reference product at the pharmacy without intervention of the prescribing health care provider. On May 23, Celltrion announced that the FDA granted an expanded interchangeability designation…
On April 14, 2025, Celltrion, Inc. announced that the U.S. Food and Drug Administration granted an interchangeable designation to YUFLYMA (adalimumab-aaty), its biosimilar referencing HUMIRA (adalimumab). Biosimilars with an interchangeable designation may be substituted for the reference product at the pharmacy without the intervention of the prescribing health care provider….
GLOBAL BIOSIMILAR UPDATES Celltrion Bolsters Biosimilars Market Position in Italy Celltrion’s ustekinumab biosimilar, STEQEYMA®, has won its first bid within 2 months of its launch in January of 2025. Since launch, STEQEYMA® has secured contracts in four regions of Italy, including, Piemonte, Valle d’Aosta, Liguria, and Sardegna. Combined, these contracts…