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  2. Mar 16, 2021 · With the FDA’s emergency use authorization of the Johnson & Johnson vaccine on Feb. 27, the U.S. now has three highly effective vaccines against COVID-19. All three vaccines – Johnson & Johnson, Pfizer, and Moderna – completely prevented hospitalizations and deaths in clinical trials, which is why public health experts are recommending ...

  3. Jan 6, 2022 · NEW BRUNSWICK, N.J., January 6, 2022 – Johnson & Johnson (NYSE: JNJ) (the Company) today announced new results from the largest study to date on the durability of COVID-19 vaccines in the United States (U.S.), showing that a single shot of the Johnson & Johnson COVID-19 vaccine resulted in long-lasting protection for up to six months against COVID-19 breakthrough infections, hospitalizations ...

  4. Apr 19, 2024 · Dose number: 1 dose, with a “booster” dose recommended for all adults at least two months later. At least two months after getting either 1 or 2 doses of the J&J vaccine, adults should get 1 ...

  5. Jan 20, 2022 · On February 27, 2021, the Food and Drug Administration (FDA) issued an Emergency Use Authorization (EUA) for the adenovirus-vectored COVID-19 vaccine (Janssen Biotech, Inc., a Janssen Pharmaceutical company, Johnson & Johnson), and on February 28, 2021, the Advisory Committee on Immunization Practices (ACIP) issued an interim recommendation for its use as a single-dose primary vaccination in ...

  6. Sep 21, 2021 · In the largest real-world evidence Vaccine Effectiveness (VE) study of participants receiving the Johnson & Johnson single-shot COVID-19 vaccine in the U.S. to date, the Janssen R&D Data Science team, Harvard University and Aetion utilized the HealthVerity database, which consisted of longitudinal de-identified patient-level information ...

  7. Feb 9, 2022 · Vaccine efficacy against Covid-19 with onset at least 28 days after administration that ... Su JR, et al. Safety monitoring of the Janssen (Johnson & Johnson) COVID-19 vaccine — United States ...

  8. Apr 21, 2021 · Despite 86 of 91 cases (94.5%) in South Africa with sequenced virus having the 20H/501Y.V2 variant, vaccine efficacy was 52.0% and 64.0% against moderate to severe–critical Covid-19 with onset ...

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