https://www.theguardian.com/business/article/2024/may/08/astrazeneca-withdraws-covid-19-vaccine-worldwide-citing-surplus-of-newer-vaccinesAstraZeneca withdraws Covid-19 vaccine worldwide, citing surplus of newer vaccinesOn 7 May, the European Medicines Agency issued a notice that the vaccine is no longer authorised for use.Although the vaccine was found to be safe and effective overall, it carried the risk of a rare but serious side-effect, known as thrombosis with thrombocytopenia, or TTS. The rare syndrome occurred in about two to three people per 100,000 who were vaccinated with the Vaxzevria vaccine.