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Follow up clinical study in volunteers to evaluate persistence of immunogenicity against typhoid vaccine

Follow up clinical study to evaluate persistence of immunogenicity (antivi IgG antibody) post vaccination of single dose of vi conjugate typhoid vaccine (peda Typh) given to infants and children in 2007 - TCV

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2017/06/008844
Enrollment
40
Registered
2017-06-15
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

None listed

Sponsors

Biomed private limited
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. healthy subject 2. only those volunteers will be enrolled who received peda typh vaccine in year 2007

Exclusion criteria

Exclusion criteria: 1.unhealthy volunteers 2. volunteers who were not received peda typh dose in year 2007

Design outcomes

Primary

MeasureTime frame
We will be able to know the persistence of immunogenicity of peda typh vaccine after 9 to 10 yearTimepoint: 9 to 10 year after post vaccination—

Secondary

MeasureTime frame
to know the effectiveness of peda typh vaccine after 9 years from the date of immunizationTimepoint: 9 years—

Countries

India

Contacts

Public ContactDr Puneet Garg

Bio-Med Pvt. Ltd, Ghaziabad

bmvaccine@yahoo.com9810376421

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026