While Boehringer Ingelheim Pharmaceuticals Inc. is the second company to win US approval of a biosimilar to AbbVie Inc.'s Humira (adalimumab), its launch date is uncertain given ongoing patent infringement litigation.
Humira Biosimilar: Boehringer Faces Same Launch Hurdles As Amgen
AbbVie seeks injunction against Boehringer Ingelheim's Cyltezo claiming infringement of 74 patents, 8 of which are in the initial round of litigation; as of Aug. 2, BI had not given 180-day launch notice.
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