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Antibiotics are drugs that destroy bacteria, or prevent their multiplication. Some are broad spectrum, some are narrow spectrum, and each has a range of bacteria it is most effective against.

Methods of Action

Inhibit cell wall synthesis

These are bactericidal. Includes three main groups:

Inhibit protein synthesis

These are bacteriostatic. Includes four main groups:

Inhibit nucleic acid synthesis

Antibiotics - nucleic acid synthesis inhibitors These are bacteriostatic. Includes five main groups: