Some volunteers who took part in Pfizer’s coronavirus vaccine trials say they were left feeling like they had a “severe hangover,” according to reports.
The more than 43,500 people in six countries who took part in phase three trials by the pharmaceutical giant were never told whether they were injected with the vaccine or a placebo in the double-blind tests.
But some said they believe they had the drug because of headaches, fever and muscle aches that were compared to getting the flu shot or recovering from a heavy night out, the Sun said.
Texan Glenn Deshields, 44, said his “severe hangover” symptoms soon cleared up, however — and he later took an antibody test that came back positive. (Read more from “Volunteers Reveal How They Felt After Taking Pfizer’s COVID-19 Vaccine” HERE)