Study to Evaluate the Safety and Immunogenicity of GlaxoSmithKline Biologicals' Influenza Vaccine in Elderly People

Summary

The purpose of the study is to evaluate the safety of GSK Biologicals' influenza vaccine. Elderly subjects were randomized in the primary study (NCT00760617) and will now receive the same vaccine for the third time. For this study the masking is "observer-blind" for elderly subjects and "open" for young adult subjects.

Timeline

Start

2009-10-15

Primary completion

2010-05-27

Completion

2010-05-27

Drugs

Indications