The FDA rebuked Pfizer CEO Albert Bourla’s proposed solution to reports that some patients experienced a relapse of COVID-19 symptoms after treatment with the company’s antiviral Paxlovid.

After reports said some patients who took Paxlovid rebounded and started feeling symptoms again, the CEO told Bloomberg that patients can take another course, “like you do with antibiotics.” “Paxlovid does what it has to do: It reduces the viral load,” Bourla, Ph.D., told Bloomberg in an interview. “Then your body is supposed to do the job.” The FDA isn’t on board with the suggestion.

“There is no evidence of benefit at this time for a longer course of treatment … or repeating a treatment course of Paxlovid in patients with recurrent COVID-19 symptoms following completion of a treatment course,” John Farley, M.D., director of the Office of Infectious Diseases, said in a post.

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