The NIH will also soon be testing the therapeutic drug ZMapp as early as next month . The first shipment of an Ebola vaccine should arrive in Liberia Friday . Some 200 people are expected to be tested in the first large - scale test of the vaccine . Health care workers will be the first to get the vaccine as they are most vulnerable .
The first shipment of an Ebola vaccine should arrive in Liberia Friday . Some 200 people are expected to be tested in the first large - scale test of the vaccine . Health care workers will be the first to get the vaccine as they are most vulnerable .