antiviral drug

“Paxlovid Rebound” Is Just COVID Rebound

by Gertrud U. Rey The antiviral drug Paxlovid is highly effective at inhibiting SARS-CoV-2 replication and reducing symptoms associated with COVID-19. Nevertheless, there have recently been numerous reports of recurrence of positive tests and symptoms after completing treatment with Paxlovid, leading some to infer that the drug triggers the recurrence. Is this inference actually correct, …

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Molnupiravir, a SARS-CoV-2 antiviral drug, is mutagenic in cells

Molnupiravir might be the first highly effective antiviral drug given emergency use authorization for treatment of COVID-19. Should we be concerned about the results of a recent study which show that the drug is mutagenic in cells? Molnupiravir is an orally available pro-drug of the nucleoside analog N4-hydroxycytidine (NHC). The latter is a nucleoside analogue …

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TWiV 693: Vax to the future

On this episode, FDA EUA for Pfizer mRNA vaccine, efficacy of AstraZeneca ChAdOx1 COVID-19 vaccine, and an orally administered drug that blocks SARS-CoV-2 transmission in ferrets. Hosts: Vincent Racaniello, Dickson Despommier, Alan Dove, Rich Condit, and Brianne Barker Click arrow to playDownload TWiV 693 (69 MB .mp3, 115 min)Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiV! Show notes at microbe.tv/twiv

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