Volunteers in Pfizer vaccine trial report feeling like they had ‘severe hangover’ after injection


Some volunteers who took part in the Pfizer COVID-19 vaccine trial reportedly were left feeling like they were boozing heavily the night before after getting the injection. A number of volunteers among the 43,500 people from six countries who took part in the phase three trials – some received the experimental vaccine and others got a placebo – said they experienced side effects that felt like a severe hangover, according to multiple reports.

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