Safety, Tolerability, and Immunogenicity of a Clostridium Difficile Toxoid Vaccine in Healthy Elderly Volunteers

Summary

The purpose of this study is to determine the safety and tolerability of a modified C. difficile vaccine at 3 dose levels compared with a placebo control administered via intramuscular injection in healthy elderly subjects aged \> or = 65 years. This is the companion study to H-030-008, in which healthy younger adults have already been dosed.

Timeline

Start

2005-11

Primary completion

2006-02

Completion

2006-02

Publications

• Greenberg RN, Marbury TC, Foglia G, Warny M. Phase I dose finding studies of an adjuvanted Clostridium difficile toxoid vaccine. Vaccine. 2012 Mar 16;30(13):2245-9. doi: 10.1016/j.vaccine.2012.01.065. Epub 2012 Feb 2.

Drugs

Indications