California investigating why less than 10 people at one specific vaccination site (but not anywhere else) developed possible allergic reactions from specific lot of Moderna vaccine. Was it the vaccine or some other source?

Dr. Barry Dworkin

Medical Mythbusting Commentary for January 20, 2021

California investigating why less than 10 people at one specific vaccination site (but not anywhere else) developed possible allergic reactions from specific lot of Moderna vaccine. Play Now | Play in Popup | Download

Source:
California urges stop to 300K vaccines after some fall ill

Related posts:

  1. Adverse allergic reactions reported with Pfizer vaccine was expected. Briefing documents showed 6/1000 in treatment group and 5/1000 in placebo group had allergic reactions. Vaccine eligibility will be refined after determining the nature of the reactions
  2. NEJM study concludes that time required to determine Moderna’s effect on longevity of antibody, B and T cell response. However, the vaccine works. Worst-case scenario is that we will require a booster.
  3. A Phase-1 vaccine study result should not be used to extrapolate efficacy. It is designed to determine the vaccine’s safety profile. Patience required for the results of the next two trial phases to truly answer the efficacy question.
  4. Ottawa school has greatest philosophical vaccine exemption rate. The California policy change to eliminate it reversed this outcome in their schools.
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