Just as the world appeared to be winning the battle against COVID-19, the rules of the game changed. Omicron and concerns about future variants flipped the board. Vaccines and monoclonal antibodies are attracting fresh scrutiny as SARS-CoV-2 evolves. Cases are climbing closer to the highest levels recorded since the pandemic began. Antivirals are aiming to fill treatment gaps, but whether they will or not is about as clear as the virus’ next move.
Over the course of the past two years, two presidential administrations and the U.S. Congress have set considerable sums of money aside for testing for the COVID-19 pandemic, but reports of shortages of tests have prompted a response from Capitol Hill.
Researchers at the University of Pennsylvania’s Perelman School of Medicine have shown how nanoparticles could be used to reduce neutrophil clumping in inflamed lungs – making them a pathway for diagnosis and treatment of acute lung inflammation (ALI) and acute respiratory distress syndrome (ARDS).
Pfizer Inc.'s oral antiviral for the treatment of mild to moderate COVID-19 will soon be available in Great Britain after the U.K. Medicines and Healthcare products Regulatory Agency (MHRA) granted conditional authorization for the medicine, called Paxlovid (PF-07321332, ritonavir).