When do I need an antibiotic? Bacterial vs. Viral Infections

Antibiotics usually can kill bacteria but not viruses, which require a preventive vaccination or antiviral drug treatment. Often, there is no treatment.

Be Antibiotics Aware: Smart Use, Best Care, Patient Safety

I have been prescribed antibiotics – why?

Antibiotic Use Questions and Answers, Antibiotic Use

MedlinePlus: Antibiotics vs. Bacteria: Fighting the Resistance

What to Know About Antibiotics and Antimicrobial Resistance - The New York Times

Antibiotics make little difference to children's chest infections

The lung–gut axis during viral respiratory infections: the impact of gut dysbiosis on secondary disease outcomes

Viral vs. Bacterial Infection: What's the Difference?

What is the difference between bacterial and viral infections?

Is it a Bacterial Infection or Virus?

Bacterial co-infection and secondary infection in patients with COVID-19: a living rapid review and meta-analysis - ScienceDirect

Bacterial Infection: Causes, Symptoms, Treatment & Prevention