The best way to prevent the H3N2 virus is to get an annual flu vaccine. The flu vaccine contains a combination of influenza viruses, including H3N2, that are expected to be the most prevalent during the upcoming flu season.

• Personal preventative measures include-
• Wash your hands regularly and thoroughly.
• Cover your mouth and nose when coughing or sneezing and dispose of tissues properly.
• Self-isolate if you feel unwell or have flu-like symptoms.
• Avoid close contact with sick people.
• Avoid touching your face, especially your eyes, nose, and mouth.

In conclusion, the H3N2 virus is a common subtype of the influenza virus that can cause seasonal flu outbreaks in humans. While there is no specific treatment for the H3N2 virus, antiviral medications and over-the-counter medications can help relieve symptoms. The best way to prevent the H3N2 virus is to get an annual flu vaccine and practice good hygiene habits.