drugset / Trial / NCT00356564
Persistence of the Immune Response to Hepatitis B in 7-9 Years Old Children Previously Vaccinated With DTPa-HBV-IPV/Hib
Non-randomizedParallel-groupOpen-labelPrevention
Summary
Persistence of seroprotective antibody concentrations \& immunological memory shown by the ability to mount a response to a challenge dose of HBV vaccine
Timeline
- Start
- 2006-07
- Primary completion
- —
- Completion
- 2006-12
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Hepatitis B vaccine | Vaccine | — | — |