Phase 2 Trial of a Haemophilus Influenzae Serotype a (Hia) Glycoconjugate Vaccine

Original registry description

This study is testing a vaccine designed to protect against Haemophilus influenzae type a (Hia), a bacterium that can cause serious infections.This is a phase 2 trial. The study will include healthy adults between the ages of 18 and 65. Participants will be randomly assigned to receive either the Hia vaccine or a placebo. The main goals of the study are to determine safety and measure immune response as it relates to protection against Hia.