We conducted a phase 2–3 double-blind trial to assess the efficacy and safety of nirmatrelvir–ritonavir in asymptomatic, rapid antigen test–negative adults who had been exposed to a household contact ...

There’s no evidence showing that remdesivir, the first treatment approved for COVID-19, killed patients taking the drug. The antiviral drug is still approved by the U.S. Food and Drug Administration ...

COVID-19 may increase the risk of Alzheimer’s disease, especially for those who experience a severe infection. COVID-19 causes inflammation and other physiological changes in the brain that are ...

As Covid again increases, these will help you weather or prevent infection: vaccines, masks, Paxlovid, metformin, azelastine, some antihistamines, and Ensitrelvir.

A study finds that IN-006, a reformulated monoclonal antibody, is safe, well-tolerated, and delivers high antibody levels in the airway—offering a faster and more effective way to fight COVID-19.

Despite frequent mentions of scientific evidence, U.S. media largely ignored uncertainties and relied on non-experts, fueling public confusion during the early COVID-19 crisis. In a recent study ...