Safety and Immunogenicity of Two Doses of H5N1 Influenza Vaccine in Children

Inclusion Criteria:

1. Healthy pediatric subjects 6 months to 17 years of age,
2. Children's parent(s) or legal guardian(s) willing to provide written informed consent,
3. Individuals in good health,
4. Individuals/parent(s)/legal guardian(s) willing to allow serum samples to be stored beyond the study period,
5. Individuals willing to provide informed assent (where applicable).

Exclusion Criteria:

1. Individuals not able to understand and follow study procedures,
2. History of any significant illness,
3. History of any chronic medical condition or progressive disease,
4. Presence of medically significant cancer,
5. Known or suspected impairment/alteration of immune function,
6. Presence of any progressive or severe neurologic disorder,
7. Presence of any bleeding disorders or conditions that prolongs bleeding time,
8. History of allergy to vaccine components,
9. Receipt of any other investigational product within 30 days prior to entry into the study,
10. History of previous H5N1 vaccination,
11. Receipt of any other type of seasonal vaccination within 2 months prior to entry into the study,
12. Receipt of any other vaccine within 2 weeks prior to entry into the study,
13. Body temperature ≥38°C.0 (≥100.4° F) and/or acute illness within 3 days of intended study vaccination,
14. Pregnant or breast feeding,
15. Females of childbearing potential refusing to use acceptable method of birth control,
16. Body mass index (BMI) ≥ 35 kg/m2,
17. History of drug or alcohol abuse,
18. Any planned surgery during study period,
19. Individuals conducting the study and their immediate family members,
20. Individuals with behavioral or cognitive impairment or psychiatric diseases,
21. Individuals diagnosed with any growth disorders.