Immunogenicity of 2 Versus 3 Doses of Combined Hepatitis B Vaccines in 2-18 Months Old Children

Summary

The main objective of this study is to compare the immunogenicity of the hepatitis B component in children vaccinated with (I) two doses of Infanrix-hexa administered at 2 and 12 months of age versus (II) one dose of Infanrix-hexa and one dose of Twinrix administered respectively at 2 and 12 months of age versus (III) three doses of Infanrix-hexa administered at 2, 4 and 18 months of age (comparator).

Timeline

Start

2018-06-11

Primary completion

2023-12-30

Completion

2023-12-30

Drugs

Indications