About 541,000 results
Open links in new tab
  1. Antibiotics 101: List of Common Names, Types & Their Uses

    Dec 6, 2025 · There is not one type of antibiotic that cures every infection. Antibiotics specifically treat infections caused by bacteria, such as Staph., Strep., or E. coli., and either kill the …

  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

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

    Dec 28, 2025 · Antibiotic, chemical substance produced by a living organism, generally a microorganism, that is detrimental to other microorganisms. Antibiotics came into worldwide …

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

    Dec 16, 2025 · Antibiotics are medicines that are used to treat certain kinds of bacterial infections. They work to clear up infections either by killing bacteria or stopping their growth. Antibiotics …

  6. What is an Antibiotic? Definition, Types, Uses & How They Work

    Apr 14, 2025 · And why is the world suddenly worried about antibiotic resistance? In this article, we journey deep into the fascinating world of antibiotics: from their accidental discovery and …

  7. Antibiotics: Uses, Types, Side Effects - Health

    Nov 21, 2025 · Antibiotics kill bacteria using different mechanisms depending on the antibiotic class. They only treat bacterial infections, not viruses like the common cold or flu. Taking …

  8. Overview of Antibiotics - The Merck Manuals

    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 …

  9. 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. …

  10. Antibiotics: What To Know - Cleveland Clinic

    The chart below lists some of the antibiotic classes used in the U.S. along with examples of the individual medicines your provider might prescribe. These are just a few of the many available …