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  1. Viral Infections - Why Don't Antibiotics Kill Viruses? - Drugs.com

    Jun 2, 2025 · Antibiotics cannot kill viruses because viruses have different structures and replicate in a different way than bacteria. Antibiotics work by targeting the growth machinery in bacteria (not …

  2. WARNING: Antibiotics don’t work for viruses like colds and the flu.

    Using antibiotics for viruses can put you at risk of getting a bacterial infection that is resistant to antibiotic treatment. Talk to your doctor or other healthcare provider about...

  3. How antibiotics and antivirals work |Temple Health

    Apr 16, 2025 · Antibiotics won’t help if you have a virus, like those that cause the flu and most sore throats. How they work: Antibiotics kill bacteria or keep them from growing. Antivirals treat viral …

  4. Bacterial vs. viral infections: How do they differ? - Mayo Clinic

    Nov 25, 2025 · Antibiotic medicines kill or keep many bacteria from growing but don't treat viruses. Antiviral medicines help the body clear out some viruses. Bacteria are single-celled microorganisms. …

  5. Do antibiotics help heal bacterial or viral infections?

    Apr 7, 2025 · Antibiotics are only effective against bacterial infections, not viral infections, and their use should be guided by a clear diagnosis of a bacterial cause to minimize morbidity, mortality, and …

  6. Antibiotics - Johns Hopkins Medicine

    Antibiotics cannot kill viruses or help you feel better when you have a virus. Bacteria cause: Antibiotics do kill specific bacteria. Some viruses cause symptoms that resemble bacterial infections, and some …

  7. Viruses or Bacteria What’s got you sick?

    Antibiotics are often prescribed when they are not needed for respiratory infections. Antibiotics are only needed for treating certain infections caused by bacteria. Viral illnesses cannot be treated with …

  8. Do antibiotics work for viruses? - UCLA Health

    Dec 20, 2020 · If you’re hospitalized with COVID-19, there is a high likelihood your provider won’t prescribe antibiotics since a virus is the cause of your illness. Physicians operate under the cardinal …

  9. Antibiotics and Viral Infections: What You Need to Know

    Feb 24, 2025 · Antivirals treat infections caused by viruses such as COVID-19, influenza, and others. Antibiotics can not treat viral infections. In some cases, antibiotics may be mistakenly prescribed for …

  10. Antivirals vs Antibiotics: What You Need to Know

    Dec 7, 2024 · Antibiotics help your immune system fight off bacterial infections, with some antibiotic medicines able to treat a few different kinds of bacterial infections. They have no effect against viral …