The Food and Drug Administration has authorized booster shots for the Moderna and Johnson & Johnson COVID-19 vaccines. It's also allowing "mixing and matching" of vaccines as boosters.

More than 300,0000 people in Colorado received the one-shot Johnson & Johnson vaccine. Here's how getting a booster shot works for them.

"The Johnson & Johnson vaccine provided 94% protection in the U.S. against COVID-19 when given as a booster following the single-shot Johnson & Johnson vaccine, and due to its unique mechanism of ...

A CDC report published March 29 found that people who received two doses of Johnson & Johnson's vaccine were less protected from emergency room or urgent care visits (54% effective) due to COVID ...

As of late September, the FDA seems more likely to approve a second dose of the Johnson & Johnson vaccine because there isn’t much data yet about a mix and match strategy. 4.

Johnson & Johnson released data from a Phase 3 clinical trial for its booster, which showed positive results, but the company has not applied for emergency use authorization yet.

Updated Thursday, Jan. 6 What to know about COVID vaccine boosters if your first vaccine was: Johnson & Johnson Moderna Pfizer Moderna booster shots, Pfizer booster shots and Johnson & Johnson booster ...

The US Food and Drug Administration authorized booster doses of both Covid-19 vaccines made by Moderna and Johnson & Johnson Wednesday and also said any of the three authorized vaccines could be ...

When Alex Ossola first got her Johnson & Johnson COVID-19 vaccine earlier this year, she stood in line for three hours outside her local pharmacy. It was "misery," she told TODAY.

However, people who only received Johnson & Johnson's vaccine for their primary and booster shot were the only group not to reach antibody levels "correlated with 90.7% vaccine efficacy at ...