Clinical Trials Directory

Trials / Completed

CompletedNCT01119703

Vaccine Hyporesponse in Healthy Elderly Participants (MK-0000-131 AM2)

A Phase I, Open-Label Observational Study to Develop a Prospective Predictor of Vaccine Hyporesponse in Healthy Elderly Subjects

Status
Completed
Phase
Study type
Observational
Enrollment
174 (actual)
Sponsor
Merck Sharp & Dohme LLC · Industry
Sex
All
Age
25 Years
Healthy volunteers
Accepted

Summary

This study evaluated whether it is possible in healthy elderly participants to generate baseline biomarker-based prediction rules (PdR) for vaccine response (post baseline absolute serum antibody titer) using each of the protocol selected vaccines separately; and examined the rank correlation coefficients of pairs of post vaccination antibody titers within the same elderly individuals.

Conditions

Interventions

TypeNameDescription
BIOLOGICALTetanus & Diphtheria booster vaccine (Td)Tetanus \& Diphtheria booster vaccine (Td), single intramuscular dose
BIOLOGICALTwinrixTM [Hepatitis A Inactivated & Hepatitis B (Recombinant) Vaccine]TwinrixTM \[Hepatitis A Inactivated \& Hepatitis B (Recombinant) Vaccine\], intramuscular, two doses of standard three dose regimen (opposite arms)
BIOLOGICALDukoral® Traveler's Diarrhea Vaccine (WC/rBS)Dukoral® Traveler's Diarrhea Vaccine, recombinant Cholera toxin B subunit (WC/rBS), standard two oral doses per treatment regimen

Timeline

Start date
2010-07-01
Primary completion
2011-11-01
Completion
2011-11-01
First posted
2010-05-07
Last updated
2015-12-29
Results posted
2012-11-22

Source: ClinicalTrials.gov record NCT01119703. Inclusion in this directory is not an endorsement.