US drug regulator limits use of J&J Covid vaccine
The Centers for Disease Control and Prevention had in December advised the public to steer clear of the vaccine, which was authorised as a single shot.
J&J says its single dose protects against breakthrough Covid-19 for up to 6 months
The study, sponsored by the vaccine developer, was conducted between Jan 1 and Sept 7 last year, before the Omicron variant was discovered.
Johnson booster 85% effective against Omicron, South African study shows
Around half a million South African health staff have received Johnson jabs as part of clinical trials.
US panel votes to authorise J&J Covid vaccine booster
The single shot J&J vaccine was never as effective as its double-shot mRNA counterparts, but some evidence suggests it is less susceptible to waning than Pfizer and Moderna, because of the viral vector technology behind it.
Johnson & Johnson announces positive Covid booster data
A second shot given 56 days after the first provided 75% protection against symptomatic Covid in a global clinical trial, with that level rising to 94% in the US.
J&J says second dose of Covid vaccine boosts protection
In two clinical studies that have not yet been peer-reviewed, the additional shot evoked a nine-fold increase in antibodies to the coronavirus.
‘Increased risk’ of rare nerve disorder after J&J jab, says US
The new warning label for caregivers and recipients says in most people, symptoms began within 42 days of receiving the vaccine, and 'the chance of having this occur is very low'.
J&J says its Covid-19 jab effective against Delta variant
It says the immune response lasts at least eight months.
Use all vaccine options to beat Covid, EMA tells EU
This comes as several countries limit the use of jabs like AstraZeneca and Johnson & Johnson and opt instead for vaccines like Pfizer and Moderna.
Single-dose vaccines for Kelantan Orang Asli, says Khairy
He says this will eliminate the need to make a second trip in the rural areas.
Govt okays 2 more vaccines for emergency use, Pfizer for kids
The CanSino and Johnson & Johnson jabs have been given conditional registration approval while the Pfizer vaccine has been given the green light for use on children 12 and above.
South Africa pulls millions of J&J jabs after contamination concerns
Lagging behind many other countries, South Africa has only vaccinated just over 1% of its population.