This article discusses the symptoms, causes, and treatment of norovirus.
In severe cases, they can last even longer.
Causes of Norovirus
Norovirus spreads very easily, often through contaminated food or infected individuals.

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How to Treat Norovirus
Norovirus does not have a specific treatment.
Because it’s resulting from a virus, norovirus does not respond to antibiotics.
Don’t take antidiarrheal medication without checking with your healthcare provider first.
Most people feel better within a few days.
Take precautions by not touching surfaces and by washing your hands thoroughly before you go.
Summary
Noroviruses are common and highly contagious gastrointestinal viruses.
They spread through contaminated surfaces, food or water, or contact with infected individuals.
Norovirus can cause diarrhea, vomiting, nausea, and stomach cramps.
Symptoms usually last for a few days.
There is no treatment for norovirus, but it typically resolves on its own.
If your symptoms don’t go away after a few days, contact a healthcare provider.
A Word From Verywell
Norovirus is unpleasant, but it’s not usually a cause for concern.
If your symptoms do not resolve on their own, don’t hesitate to contact your healthcare provider.
Nausea may appear first and be followed, sometimes quickly, by vomiting and diarrhea.
There is no medication for norovirus, which usually lasts a few days.
Water can also be a source.
Centers for Disease Control and Prevention.About norovirus.
Centers for Disease Control and Prevention.How norovirus spreads.
Centers for Disease Control and Prevention.How to prevent norovirus.