A week on, no serious side effects from COVID-19 vaccine, says PHCC Dec 30, 2020 Doha A week after Qatar rolled out the COVID-19 vaccination campaign, no serious side effects of the vaccine have been found in people who took the jab. “One week has passed since the first COVID-19 vaccine has been given in Qatar and the post- vaccine surveillance showed that no serious side effects have been reported,” the Primary Health Care Corporation (PHCC) said in a statement. It, however, added that a small number of those vaccinated reported very modest side effects, including low-grade fever, mild headache, fatigue and soreness at the injection site, which is commonly seen with other vaccines.