U.S. FDA Extends Review of Pfizer’s New Drug Application for PAXLOVID™
Pfizer
DECEMBER 20, 2022
Nirmatrelvir is designed to inhibit viral replication at a stage known as proteolysis, which occurs before viral RNA replication. Contraception: Use of ritonavir may reduce the efficacy of combined hormonal contraceptives. In preclinical studies, nirmatrelvir did not demonstrate evidence of mutagenic DNA interactions.
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