Defense of Cuts to Vaccine Research and Safety Concerns over mRNA Technology

The Department of Health and Human Services defended cuts to vaccine research, citing safety concerns over mRNA technology. Experts argue that mRNA vaccines have been extensively tested and are safe. The decision to defund mRNA projects is criticized by experts as counterproductive, as mRNA technology allows for a rapid response in case of a pandemic. Safety surveillance systems continue to monitor the safety of mRNA vaccines.

AstraZeneca COVID-19 Vaccine Withdrawal

AstraZeneca requests withdrawal of its COVID-19 vaccine from European authorization due to safety concerns and lower efficacy compared to other vaccines, leading to a shift towards mRNA vaccines globally.