Investigate FDA Role with Biogen on Alzheimer’s Drug: Public Citizen

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Public Citizen is calling on the HHS Inspector General to “investigate the unprecedented and inappropriate close collaboration between FDA and Biogen regarding the company’s application for approval of the Alzheimer’s disease drug aducanumab.” In a 12/9 letter, the advocacy group says that after two identical Phase 3 trials of the drug were stopped at the halfway point because a preliminary analysis found that they were unlikely to show the drug benefited Alzheimer’s patients, FDA and Biogen worked collaboratively to salvage the drug.

“They jointly relied on dubious analyses that over-emphasized the results of one Phase 3 trial suggesting the drug may work at a high dose, but disregarded data from the other Phase 3 trial showing no benefit of the drug at any dose,” a Public Citizen statement says. “FDA and Biogen co-authored an unprecedented joint briefing document on aducanumab that was heavily biased in favor of the drug.”

The letter says that by collaborating with Biogen, FDA “dangerously compromised its objectivity and independence during the review process for aducanumab.”

Public Citizen says that an agency statistician wrote a “scathing critique” of the analyses conducted collaboratively by the agency and the company and also said that an FDA advisory committee “harshly criticized” the analyses of clinical trial data conducted by FDA and Biogen. Ten out of 11 committee members opposed approving the drug, it says.

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