Antibiotics usually are not dangerous to use in treating bacterial infections because most antibiotics exploit structures and functions in bacteria that are not present in host cells.

Question

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Antibiotics are targeted to bacteria and their mechanisms of action are unique to bacterial cells. This makes them relatively safe to use in treating bacterial infections without causing harm to host cells. However, there can be side effects associated with antibiotics, such as allergic reactions or disruption of the normal microbiota.

Antibiotics Usually Are Not Dangerous to Use in Treating Bacterial