Last updated on July 2019

Clostridium Difficile Vaccine 2-Dose Versus 3-Dose Study

Brief description of study

This study will investigate a Clostridium difficile vaccine in healthy adults 50 years of age and older. In half the healthy adults, all 3 doses given are the Clostridium difficile vaccine, and in half the healthy adults, 2 of the 3 doses are the Clostridium difficile vaccine with the other dose containing no active ingredients. The study will look at the subjects' immune response to the vaccine and assess the safety and tolerability of a 2-dose regimen of Clostridium difficile vaccine compared to a 3-dose regimen of Clostridium difficile vaccine.

Clinical Study Identifier: NCT03918629

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