Dr. Mezgebe Berhe The doctors at North Texas Infectious Disease Consultants in Dallas have been involved in conducting trials for the COVID-19 vaccine being developed by Pfizer pharmaceutical company, a vaccine that Pfizer officials said last week is “95 percent effective against COVID-19 beginning 28 days after the first dose.” According to a statement from Pfizer last week, during the clinical trials, “170 confirmed cases of COVID-19 were evaluated, with 162 observed in the placebo group versus 8 in the vaccine group.
Efficacy was consistent across age, gender race and ethnicity demographics, [and] observed efficacy in adults over 65 years of age was over 94 percent.” The statement noted that the Pfizer vaccine trials have achieved the