Johnson & Johnson announced this morning that a booster dose of its vaccine is nine times the protection against covid-19.
This, according to provisional data from two trials in the initial stage.
According to a company press release, new provisional data from the studies show that a booster dose of Johnson & Johnson’s covid-19 vaccine resulted in a rapid and robust increase in antibodies, nine times more than 28 days later. of the first injection.
Significant increases were observed in binding antibody responses in participants aged 18 to 55 years, and in those aged 65 years or older who received a lower booster dose.
“We have established that a single injection of our covid-19 vaccine generates strong, robust immune responses that are durable and persistent for eight months. With this new data, we also see that a booster dose of Johnson & covid-19 vaccine Johnson further increases antibody responses among study participants who had previously received our vaccine, ”said Mathai Mammen, global head of research and development at Janssen, Johnson & Johnson.
After the FDA yesterday granted full approval to the Pfizer vaccine.
“We look forward to discussing with public health officials a potential strategy for our Johnson & Johnson covid-19 vaccine, strengthening eight months or more after the first single-dose vaccine,” he added.
The company is collaborating with the U.S. Food and Drug Administration (FDA), the U.S. Centers for Disease Control and Prevention (CDC), and the European Medicines Agency (EMA). ) and other health authorities in relation to vaccine enhancement.
Meanwhile, Johnson & Johnson has reportedly continues to diligently generate and evaluate data from ongoing trials as well as new real-world evidence.