What are the current treatment approaches for norovirus infections?

Norovirus, often called the “stomach flu,” is a highly contagious virus that causes gastroenteritis, leading to symptoms such as vomiting, diarrhea, nausea, and abdominal cramps. Currently, there is no specific antiviral medication to treat norovirus, so management primarily focuses on supportive care to relieve symptoms and prevent complications.

The most important aspect of treatment is maintaining hydration. Since norovirus can cause rapid fluid loss, oral rehydration solutions containing electrolytes are recommended, especially for children, older adults, and individuals with weakened immune systems. In severe cases, intravenous fluids may be necessary. Over-the-counter medications may help alleviate symptoms like fever or pain, but anti-diarrheal drugs are generally not recommended for children or in severe cases, as they can prolong infection or cause complications.

Prevention of dehydration and supportive care usually lead to recovery within one to three days. Additionally, patients are advised to rest, eat light meals when tolerable, and avoid highly processed or fatty foods until recovery. Because norovirus is highly contagious, strict hygiene measures, such as frequent handwashing with soap, disinfecting surfaces, and isolating infected individuals, are critical to prevent outbreaks.

Research is ongoing to develop vaccines and antiviral therapies, but for now, effective treatment relies on symptom management, hydration, and preventing transmission. Understanding these supportive strategies is essential for reducing illness severity and ensuring a quick recovery from norovirus infections.