FDA ‘Transitional Biologics’ Position ‘Ripe for Litigation’: Attorneys

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Attorney Scott Lassman (Goodman) says FDA’s position on transitional biologics, which is approaching a 3/23/20 effective date, is “ripe for litigation.” Appearing with two colleagues on a webinar on biosimilar litigation, Lassman defined transitional biologics as protein products that for historical reasons have been reviewed by regulators and approved as drug products, i.e., insulin. Before the Biologics Price Competition and Innovation Act (BPCIA) revised the definition, he said, many proteins were regulated and approved as drugs.

According to the BPCIA, Lassman said, NDAs, 505(b)(2) applications, and ANDAs are allowed to be permitted for most proteins until 3/23/20. From that date on, approved NDAs, 505(b)(2)s, and ANDAs will be deemed to be BLAs. According to an FDA 3/14/16 draft guidance, the agency will not approve a pending NDA, 505(b)(2), or ANDA for a protein product after the 3/23/20 deadline, and sponsors will need to refile the applications as BLAs.

Lassman said that position creates a regulatory dead zone of several years as what he calls “reasonable applicants” decide not to submit any of the three application types for months or years before 3/23/20 because of the risk that they may not be approved by then and would have to be refiled as BLAs. The attorney said he believes the draft guidance is “arguably inconsistent” with the law.

“Congress allows submissions until 3/23/20, so there is no statutory basis to deny approval,” he concluded. “But FDA is saying they won’t review the submission. I don’t believe that was the congressional intent.”

Other Goodman attorneys discussed recent BPCIA litigation and issues involving the Patent Trial and Appeal Board.

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