<p>The authorisation of an extra Covid-19 vaccine dose for those with a compromised immune system does not apply to the Johnson & Johnson vaccine at this time, the US Centers for Disease Control and Prevention said on Friday.</p>.<p>Data on the Johnson & Johnson vaccine was insufficient at this time, the CDC said in slides presented at a meeting of its advisory panel.</p>
<p>The authorisation of an extra Covid-19 vaccine dose for those with a compromised immune system does not apply to the Johnson & Johnson vaccine at this time, the US Centers for Disease Control and Prevention said on Friday.</p>.<p>Data on the Johnson & Johnson vaccine was insufficient at this time, the CDC said in slides presented at a meeting of its advisory panel.</p>