Pfizer Submits Paxlovid NDA

Pfizer has submitted an NDA to FDA for Paxlovid (nirmatrelvir [PF-07321332] tablets and ritonavir tablets) to treat Covid-19 in both vaccinated and unvaccinated individuals at high risk for progression to serious illness from Covid-19, consistent with the current emergency use authorization. A company statement says final results from the Phase 2/3 EPIC-HR study showed an 86% reduction in relative risk of hospitalizations or death from any cause. “No deaths were observed in patients treated with Paxlovid through week 24, compared to 15 deaths observed with placebo,” Pfizer says.

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