When A Single Shot Is A Problem: J&J’s Study Of Two Doses Raises Equality, Distribution Questions

FDA and CDC advisory committee members wonder how to use the single-shot J&J vaccine if an ongoing study shows two doses are better than one.

Johnson & Johnson’s ongoing exploration of a two-dose regimen of its now available coronavirus vaccine could create perception and distribution problems that complicate the product’s use.

With an emergency use authorization now in hand, J&J has started shipping doses of the COVID-19 vaccine developed by its...

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