BioCentury
ARTICLE | Product Development

The unfolding dosing controversy for COVID vaccines

Pressure is mounting to loosen up on the time between doses, but FDA is sticking to plan A

The one dose versus two controversy for COVID vaccines has a few twists left, with the incoming Biden administration departing from FDA’s conservatism in favor of giving more people their first shot sooner. While FDA is digging its heels in, it’s becoming more of a lone voice as more countries consider the raging pandemic an emergency worth breaking the glass for. 

The Biden administration will not continue Operation Warp Speed’s policy of holding a second dose in reserve. It may hold some back, but the ratio will not be close to the one-to-one ratio of distributed-to-reserved vaccine that is the current policy, two sources who have been briefed by the Biden transition team told BioCentury...