Sandoz Given ‘Complete Response’ on Neulasta Biosimilar

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Novartis says its Sandoz drug unit has received a complete response letter from FDA for a biosimilar pegfilgrastim candidate (Amgen’s Neulasta). “We are working with the agency to address remaining questions,” the company briefly said in a 7/19 financial report.

 

Sandoz reported 11/2015 that FDA had accepted its aBLA for a biosimilar version of Amgen’s Neulasta. The company said at the time it believed that the totality of evidence in its submission, including three pivotal clinical studies, will demonstrate that the proposed biosimilar is “highly similar to the reference product.” Sandoz also said it was seeking the same indication as for the reference product—to help reduce the chance of infection due to a low white blood cell count, in patients with non-myeloid cancer who receive chemotherapy that can cause fever and a low blood cell count.

 

Last month, Amgen filed a Biologics Price Competition and Innovation Act (BPCIA) suit against Sandoz for allegedly infringing two key Neulasta patents. The complaint alleges that if FDA approves the aBLA, Sandoz will inevitably infringe the patent that covers a method for purifying proteins used in manufacturing Neulasta by making, using, offering to sell, or selling an infringing product within the U.S. Amgen is asking for damages and an injunction against Sandoz. The court has granted the parties’ request to relate this suit with an earlier one that covered the BPCIA patent dance and commercial marketing notice provisions. The effect of relating the cases is that the same judge will hear both cases that have been filed in a California federal court.

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