Are Adverse Events in COVID-19 Vaccine Trials Under-Reported?
Phase III controlled trials are considered the ‘gold standard’ for assessing vaccine efficacy and safety in humans. These are the trials upon which authorities have assured the public that COVID-19 vaccines are “safe and effective.” The benefits of the vaccines in reducing disease severity and hospitalizations are well-known, but what do we know about the adverse events?Data on adverse events is vital for effective decision-making by regulators, policy makers, doctors, and patients.