Booster Strategies After Janssen Shot Increased Protection Against Omicron – Consumer Health News

WEDNESDAY, March 30, 2022 (HealthDay News) — During a interval of omicron predominance, vaccination with a single Janssen (Johnson & Johnson) dose provides decrease safety than any of the booster methods, based on analysis printed within the March 29 early-launch situation of the U.S. Centers for Disease Control and Prevention Morbidity and Mortality Weekly Report.Karthik Natarajan, Ph.D., from the Columbia University Irving Medical Center in New York City, and colleagues decided the actual-world vaccine effectiveness (VE) of 1 Janssen vaccine dose and two various booster methods: a homologous booster and a heterologous mRNA booster. The VE of those booster methods was additionally in comparison with that of an mRNA booster following mRNA main collection vaccination. A complete of 80,287 emergency division/pressing care (ED/UC) visits and 25,244 hospitalizations throughout 10 states have been examined throughout Dec. 16, 2021, to March 7, 2022, when the predominant extreme acute respiratory syndrome coronavirus 2 variant was omicron.The researchers discovered that VE towards laboratory-confirmed COVID-19-related ED/UC encounters was 24, 54, 79, and 83 % after one Janssen dose, two Janssen doses, one Janssen dose and one mRNA dose, and three mRNA doses, respectively. For the identical vaccination methods, the VE charges towards laboratory-confirmed COVID-19-related hospitalizations have been 31, 67, 78, and 90 %, respectively.”Adults who acquired a Janssen vaccine as their first dose ought to preferentially obtain a heterologous mRNA vaccine booster dose ≥2 months later, or a homologous Janssen vaccine booster dose if mRNA vaccine is contraindicated or unavailable,” the authors write.Several authors disclosed monetary ties to pharmaceutical corporations, together with Janssen (Johnson & Johnson).Abstract/Full Text

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