This week we cover AstraZeneca and the swift decision to restart their COVID-19 vaccine candidate trial; Pfizer and BioNTech want to expand enrollment for their candidate vaccine trial; There's the janus kinase inhibitor that could help reduce recovery time; An investigative antiviral may ease strain on hospitalizations; Aortic aneurysm, dissection assessed with fluoroquinolones; and a retrospective study compared cardiac events with azithromycin and amoxicillin use.