Influenza, commonly known as the flu, is a highly contagious respiratory illness caused by influenza viruses. It affects the nose, throat, and lungs, leading to symptoms such as fever, cough, and body aches. Seasonal outbreaks occur annually in Malaysia, typically peaking during the rainy season.

Influenza Virus Infection FAQ


What are common symptoms of influenza?

Common flu symptoms include fever, cough, sore throat, runny nose, headache, and muscle aches.

How is influenza transmitted?

Influenza spreads through droplets from coughs/sneezes or touching contaminated surfaces.

Can influenza be prevented?

Yes, annual flu vaccination is the most effective prevention method.

What medications treat influenza?

Antiviral drugs like Oseltamivir (Tamiflu) and Zanamivir (Relenza) help manage symptoms.

When should I seek medical attention for flu symptoms?

Consult a doctor if symptoms worsen, difficulty breathing, or high fever persists.

How long does influenza typically last?

Most people recover within 1-2 weeks with rest and proper care.

Can I get influenza from the flu vaccine?

No, the flu vaccine contains inactivated virus and cannot cause influenza.

What are the benefits of antiviral medication for influenza?

Antivirals reduce symptom severity, duration, and risk of complications.

Is influenza contagious before symptoms appear?

Yes, you can spread the flu virus 1-2 days before symptoms develop.

How to care for someone with influenza at home?

Provide fluids, rest, and over-the-counter medications for symptom relief.

What complications can arise from untreated influenza?

Potential complications include pneumonia, bronchitis, and sinus/ear infections.

Can children take antiviral medication for influenza?

Yes, but dosage and type depend on age, weight, and health status.

Are there natural remedies for influenza?

Rest, hydration, and honey (for adults) may help, but antivirals are recommended for severe cases.

When is the flu season in Malaysia?

Influenza cases in Malaysia often peak during the rainy season (October to March).

How effective is the flu vaccine in Malaysia?

Vaccine effectiveness varies annually but generally reduces infection risk by 40-60%.

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