US Studies Hold The Key To COVID-19 Vaccines Race
Harmonized Approach Should Pay Off
US demands for 30,000 subject studies and harmonized protocols mean a robust result could arrive soon – but recruitment could still be a challenge.
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High-profile experts including Anthony Fauci and Adrian Hill share views at the ICMR symposium on progressing safe COVID-19 vaccines backed by ethical trials executed with appropriate scientific rigor. Human challenge studies, "vaccine nationalism" and equitable access were among the key issues deliberated, while India committed to making its coronavirus vaccines and related capabilities available to the world.
J&J is a few months behind companies like Moderna, Pfizer and AstraZeneca in the race to develop a vaccine, but a safe and effective single dose immunization would be a game changer.
Signs that BNT162b2 could be more effective in older age groups led companies to switch lead candidates, and they now head into a pivotal late-stage study.