Home Business Merck scraps COVID-19 vaccines that produced ‘inferior’ immune response

Merck scraps COVID-19 vaccines that produced ‘inferior’ immune response

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Merck is shutting down development of its coronavirus vaccines after clinical research produced disappointing results, the drugmaker said Monday. Early-stage studies found that Merck’s two experimental shots produced immune responses that were “inferior” to those generated by other COVID-19 vaccines, the company said. The vaccine candidates also provoked immune responses weaker than those seen after…