Overview. Staphylococcus aureus, often referred to as staph, is a very common bacteria. Approximately 25-30% of healthy people carry this organism on their skin or in their nose. Sometimes, staph causes an infection.Staph bacteria are the most common causes of skin infections in the United States.verview. Staphylococcus aureus, often referred to as staph, is a very common bacteria. Approximately 25-30% of healthy people carry this organism on their skin or in their nose. Sometimes, staph causes an infection.
Viruses are not killed by antibiotics; there are also other types of sickness, such as cancer, which cannot be killed by antibiotics. Antibiotics are only useful for treating â¦bacterial infections.
Antibiotics are medications used specifically to kill or disable bacteria. All bacteria are prokaryotic. organisms, meaning that their cells are different than cells of the human body. These differences can be exploited, so that antibiotic drugs can kill bacteria without harming us. Most of the bacterial world falls into one of two categories, Gram+ and Gram-, based on Article Summary: Antibiotics are drugs used to fight bacterial infections.