Topical antibiotic

Definition

A topical antibiotic is a medication applied directly to the skin to kill or inhibit the growth of bacteria, commonly used for treating minor cuts, burns, and skin infections. It helps prevent infection and promote healing in affected areas.

5 Must Know Facts For Your Next Test

1. Topical antibiotics are often used to treat localized skin infections such as impetigo and infected eczema.
2. Common examples include Neomycin, Bacitracin, and Mupirocin.
3. They work by interfering with bacterial replication processes or breaking down bacterial cell walls.
4. These medications can reduce the risk of systemic side effects since they are applied locally.
5. Overuse or misuse of topical antibiotics can lead to antibiotic resistance.

Review Questions

• What are the common uses for topical antibiotics?
• Name three common types of topical antibiotics.
• How do topical antibiotics help prevent bacterial infections?

Related terms

Antiseptic: A substance that prevents infection by inhibiting the growth of microorganisms on living tissues.

Systemic Antibiotic: An antibiotic that is taken orally or injected into the body to treat infections affecting multiple systems.

Dermatitis: Inflammation of the skin that can result from irritation or allergic reactions.