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  1. Antibiotics 101: Common Names, Types & Their Uses - Drugs.com

    Antibiotics specifically treat infections caused by bacteria, such as Staph., Strep., or E. coli., and either kill the bacteria (bactericidal) or keep it from reproducing and growing (bacteriostatic). …

  2. Antibiotic - Wikipedia

    An antibiotic is a type of antimicrobial substance active against bacteria. It is the most important type of antibacterial agent for fighting bacterial infections, and antibiotic medications are widely …

  3. Antibiotics: What They Are, How to Take Them, Side Effects - WebMD

    Mar 13, 2024 · Antibiotics are medicines that help stop infections caused by bacteria. They do this by killing the bacteria or by keeping them from copying themselves or reproducing. The word …

  4. Antibiotics: What To Know - Cleveland Clinic

    Antibiotics treat certain bacterial infections, not viruses like cold or flu. Learn tips for safe antibiotic use that can protect you and all of us.

  5. Antibiotic | Definition, Types, Side Effects, Resistance ...

    4 days ago · Antibiotic, chemical substance produced by a living organism, generally a microorganism, that is detrimental to other microorganisms. Antibiotics came into worldwide …

  6. Common Antibiotics: Names, Types, and When to Use Them

    Apr 24, 2025 · Common antibiotics include penicillins, such as amoxicillin, and other types including cephalosporins (like cefalexin), or tetracyclines (like doxycycline). Antibiotics are …

  7. Antibiotics - MedlinePlus

    Apr 17, 2023 · Antibiotics are medicines that fight bacterial infections in people and animals. They work by killing the bacteria or by making it hard for the bacteria to grow and multiply. …

  8. Antibiotics: How they work, uses, side effects and how to use

    Apr 17, 2025 · Antibiotics work by killing bacteria and preventing them from multiplying. Common antibiotics include penicillin and amoxicillin. Doctors may also use azithromycin and …

  9. Overview of Antibiotics - Infections - Merck Manual Consumer Version

    Antibiotics are medications used to treat bacterial infections. They are not effective against viral infections and most other infections. Antibiotics either kill bacteria or stop them from …

  10. Know When and How to Use Antibiotics, and When to Skip Them

    Antibiotics treat only some infections caused by bacteria – and none caused by viruses. Most often, antibiotics work by killing the targeted bacteria or by making it difficult for the bacteria to...

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