Synflorix Vaccine helps protect your child from diseases like pneumonia, meningitis, ear infections, and blood infections. It aids in the production of the body's own antibodies, which protect your child from certain diseases. Synflorix Vaccine protects against ten different strains of Streptococcus pneumoniae bacteria, which cause illnesses. A doctor or nurse will usually inject it into the muscle of the upper thigh or upper arm (intramuscularly). It should not be administered by oneself. Your doctor will determine the appropriate dose for you.