AstraZeneca admits its COVID vaccine can cause rare side effect

AstraZeneca admits Covishield's rare side effect TTS, causing blood clots with low platelets. TTS symptoms include severe headaches, abdominal pain. Treatment involves anticoagulation therapy, IVIG. "TTS is a serious and life-threatening adverse event. WHO has issued this interim emergency guidance to increase awareness about TTS in the context of COVID-19 vaccination and help healthcare providers in the assessment and management of potential TTS cases," the 2023 statement by WHO read.