Welcome to the Big Molecule Watch!

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Goodwin’s award-winning Big Molecule Watch is the best resource for daily updates and analyses of regulatory issues, litigation, legislation, and other news in the world of biologics, biosimilars and related technologies. The editors of this blog have collectively been watching and engaging with the world of biologics and biosimilars (“big molecules”) since before the inception of the biosimilar industry in the U.S.  With extensive experience representing clients at all stages of a biologic’s or biosimilar’s lifecycle, from research and development, to patents, to regulatory application and approval, and through litigation and appeals, we are excited to share our observations and insights as the industry and the law continues to develop in this exciting area.

This blog focuses on “big molecules” as opposed to “small molecules.” Small molecule drugs have low molecular weight, a simple and well-defined structure, and are chemically synthesized. In contrast, “big molecule” drugs have high molecular weight, complex structures, and are derived from living organisms. For example, aspirin is small molecule while a monoclonal antibody is a big molecule. For further reading on big molecules, consider FDA's resources on biologics.

MedPAC Meets to Discuss Biosimilars

On October 6-7, 2016, the Medicare Payment Advisory Commission (MedPAC), a federal agency that advises Congress on Medicare pay policies, held a public meeting, with one session titled “Biosimilars in Medicare Part D.”  This session concerned, among other things, market acceptance of biosimilars, including issues relating to interchangeability and costs. …

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CT-P10 Shows Equivalent Pharmacokinetic and Comparable Efficacy with Rituximab

Last month, researchers published results from a randomized phase I clinical trial of CT-P10, a biosimilar candidate to rituximab, comparing the pharmacokinetics parameters and safety profiles in patients with rheumatoid arthritis in the Annals of the Rheumatic Diseases.  The researchers reported that in the phase I trial CT-P10 and rituximab  “demonstrated equivalent pharmacokinetic and comparable…

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FDA Accepts Coherus’s aBLA for Neulasta® Biosimilar

In August, we reported that Coherus Biosciences, Inc. submitted an aBLA for CHS-1701, a pegfilgrastim (Neulasta®) biosimilar candidate.  Last week, Coherus announced that FDA has accepted its aBLA. Under the BPCIA, Coherus has 20 days from FDA acceptance to trigger the patent dance by providing the reference product sponsor (Amgen) with a…

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New Results Presented at ESMO: Merck’s Keytruda® Has Potential to be Used as First-Line Therapy for Non-Small Cell Lung Cancer

At yesterday’s European Society for Medical Oncology (ESMO) meeting, Merck Sharp & Dohme Corp. announced positive data from two studies regarding its Keytruda ® (pembrolizumab) biologic.  According to Merck’s press release, Keytruda performed better than the standard of care chemotherapy as a first line therapy for patients with metastatic non-small…

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