Antibiotics

Definition

Antibiotics are medications used to treat bacterial infections by killing or inhibiting the growth of bacteria. They are ineffective against viral infections.

5 Must Know Facts For Your Next Test

1. Antibiotics can disrupt the natural flora in the digestive system, potentially causing side effects like diarrhea.
2. Overuse or misuse of antibiotics can lead to antibiotic resistance, making infections harder to treat.
3. Certain antibiotics, such as macrolides and tetracyclines, are commonly used to treat respiratory infections.
4. Patients should complete the entire prescribed course of antibiotics even if they feel better before finishing it.
5. Some antibiotics require specific considerations regarding food intake; for example, tetracyclines should not be taken with dairy products.

Review Questions

• Why is it important to complete the entire course of an antibiotic prescription?
• How can overuse of antibiotics lead to antibiotic resistance?
• What are potential side effects of taking antibiotics related to the digestive system?

Related terms

Bacterial Infection: An infection caused by bacteria that can be treated with antibiotics.

Antibiotic Resistance: A condition where bacteria become resistant to the effects of an antibiotic.

Probiotics: Live microorganisms that can help restore the natural balance of gut flora after antibiotic use.