Results for the substance live attenuated flu vaccine

The live attenuated influenza vaccine is used to prevent seasonal flu, a viral illness caused by influenza viruses of types A and B. The vaccine contains live, attenuated influenza viruses that cannot cause the disease but stimulate the immune system to produce specific antibodies against influenza viruses.

The vaccine is administered intranasally, providing an alternative to injectable flu vaccines. It is particularly recommended for healthy children and adults aged 2 to 49 years who have no contraindications.

Common side effects include nasal congestion, headache, mild fever, and fatigue. The vaccine is not recommended for individuals with weakened immune systems, pregnant women, or those with certain chronic conditions.

The live attenuated influenza vaccine is an effective and convenient option for preventing seasonal flu, helping to reduce the incidence and severity of the disease and protect public health.