You had a patient with a suspected bacterial infection, you gave him the antibiotic, and without really needing to know anything else about the bacteria causing the disease, many of the patients recovered.
Você tinha um paciente com suspeita de infecção bacteriana, dava antibiótico a ele, e, sem precisar realmente saber mais nada sobre a bactéria que causava a doença, muitos dos pacientes se recuperavam.