Antimicrobial Drugs - Fighting Pathogens

Antimicrobial drugs are medications used to treat infections caused by bacteria, viruses, fungi, or parasites. They work by inhibiting the growth and reproduction of microorganisms, helping the body fight off harmful pathogens.

Antimicrobial Drugs FAQ

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What are the different types of antimicrobial agents?

The main classes of antimicrobial agents are disinfectants (non-selective agents, such as bleach ), which kill a wide range of microbes on non-living surfaces to prevent the spread of illness, antiseptics (which are applied to living tissue and help reduce infection during surgery), and antibiotics (which destroy microorganisms within the body).

What is an antimicrobial medicine?

An antimicrobial is an agent that kills microorganisms ( microbicide) or stops their growth ( bacteriostatic agent ). Antimicrobial medicines can be grouped according to the microorganisms they act primarily against. For example, antibiotics are used against bacteria, and antifungals are used against fungi.

What is an antibacterial drug?

Antibacterial drugs are derived from bacteria or molds or are synthesized de novo. Technically, “antibiotic” refers only to antimicrobials derived from bacteria or molds but is often (including in THE MANUAL) used synonymously with “antibacterial drug.” (See also Antibiotics in Neonates .)

What is an antimicrobial agent?

Antimicrobial agent, any of a variety of chemical compounds and physical agents used to destroy microorganisms or to prevent their development. The production and use of the antibiotic penicillin in the early 1940s formed the basis for modern antimicrobial therapy. Learn more about antimicrobial agents.