London – The authorization or approval status of Janssen’s Covid-19 vaccine varies by country. Unless approved or licensed by the relevant health authority, the product is investigational and its safety and efficacy have not been established. JCOVDEN™ (Covid-19 Vaccine (Ad26.COV2-S [recombinant])) is indicated for active immunization for the prevention of coronavirus disease-2019 (Covid-19) caused by SARS-CoV-2 virus in individuals 18 …
New York – Omicron sub-variants evades antibody responses from Covid vaccines but a new lab study suggests that the current booster doses can be effective. University of Washington researchers saw the functional impact of mutations in Omicron sub-variants. They used Moderna, Pfizer, Novavax, Janssen, AstraZeneca, Sinopharm, and Sputnik V vaccines. All two-dose vaccines, except for Janssen’s single dose vaccine were …
Washington – The US CDC has made recent changes in use of Covid vaccines. See the summary below: Updated guidance for moderately or severely immunocompromised people Clarification of existing recommendation to receive a 3-dose mRNA vaccine primary series followed by a booster dose for a total of 4 doses New guidance to shorten the interval between completion of the mRNA …
OTTAWA – Health Canada has given the green light for Johnson & Johnson COVID-19 vaccines that contained elements produced at the Emergent BioSolutions facility in Baltimore, Md., to be used in Canada, though no shipments are currently planned. Canada had rejected hundreds of thousands of doses of the vaccine this past summer due to contamination concerns about the plant, and only imported Johnson & Johnson doses, also known …
