“Vancomycin, the last defense against fighting a number of (deadly blood infections and pneumonia caused by staphylococcus bacteria), is losing effectiveness. According to WHO, “In the struggle for supremacy, the microbes are sprinting ahead and the gap between their ability to mutate into resistant strains and man’s ability to counter them is widening fast.” Some epidemiologists and health experts have even suggested that we may be entering a postantibiotic era in which existing antimicrobials, in general, will lose their effectiveness against the most common infectious diseases.