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Moderna says its COVID-19 shot 93% effective six months after second dose

Moderna says its COVID-19 shot 93% effective six months after second dose

14 Sept 03:56 Key points summarised by AI
  • Moderna's COVID-19 vaccine demonstrates durable 93% efficacy six months after the second dose, showing minimal decline from its initial trial and outperforming Pfizer's reported durability over the same period.
  • Despite the sustained efficacy, Moderna anticipates a booster dose will be necessary before the winter season, citing the threat of the Delta variant and the likelihood of waning antibody levels.
  • Moderna's studies on three different booster candidates confirm their ability to induce robust antibody responses against key variants, including Gamma, Beta, and Delta.
  • The company has secured significant vaccine contracts, projecting $20 billion in sales for 2021 and aiming to produce up to 1 billion doses, with plans to increase production to 2-3 billion doses in 2022, though still trailing rival Pfizer's output.
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