Strict monitoring and surveillance systems for the safety of all vaccines, including those for COVID-19, are in place during vaccine trials as well as once vaccines are rolled out more widely. Adele Baleta takes a look at how vaccine-related adverse events are monitored in South Africa.
South Africa is likely headed for a third wave of COVID-19 infections, experts warn. With no windfall of vaccines in sight, many people at high risk of COVID-19 will remain unvaccinated. Now some doctors and medical ethicists are asking: Is a safe vaccine that could possibly protect them better than nothing?