Health News

Trials of retooled vaccines for variants could take months: U.S. FDA

(Reuters) – Drugmakers should test any COVID-19 vaccines that have been retooled to combat new variants of the coronavirus in clinical trials designed to track the immune response of hundreds of test subjects, which could take months, U.S. regulators said on Monday.Slideshow ( 3 images )Vaccine developers may need to modify their shots to provide […]

Health News

Americans scramble for appointments for second COVID-19 vaccine dose

(Reuters) – As more Americans ready for their second COVID-19 vaccine shot, some patients are falling through the cracks of an increasingly complex web of providers and appointment systems.FILE PHOTO: A healthcare worker prepares a syringe with the Moderna COVID-19 Vaccine at a pop-up vaccination site operated by SOMOS Community Care during the coronavirus disease […]