Join the fight against
recurrent C. difficile


Recurrent C. difficile can be debilitating, isolating, and sometimes life threatening. No one should have to live in fear of another infection.

That’s why we’re enrolling PRISM 3, a clinical study of investigational capsules designed to prevent the cycles of C. difficile.



study features

  • An oral pill designed to repair the microbiome – no bowel prep or colonoscopy

  • Dedicated, experienced medical care

  • Free transportation and coverage of all study-related costs


eligibility criteria

  • 18 years or older

  • Have had more than one episode of C. difficile infection

  • Have been prescribed antibiotics for the most recent C. difficile infection

  • Do not have inflammatory bowel disease (IBD) or irritable bowel syndrome (IBS)


how to enroll

If you or a loved one may be eligible, please use the map below to find and contact a participating doctor near you.

If there is no nearby site, or if you would like to learn more about the study, please contact us.


Ready to Join?


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