Are you an adult 50 or older?

  • sponsor
    Viking Therapeutics, Inc.
Updated on 25 March 2021


Are you an adult 50 or older?


C. difficile infections are one of the main causes of infectious diarrhea in the U.S. Clinical Trials of Texas, Inc. is now enrolling for a research study to test an investigational C. Difficile Vaccine in adults.

Qualified participants receive study-related medical care from a board-certified physician, study exams, and study medication at no cost.

For more information, contact:
Clinical Trials of Texas, Inc.
(210) 949-0122 or apply online at

Compensation available for time and travel.

Condition *Healthy Patient Studies
Clinical Study IdentifierTX150340
SponsorViking Therapeutics, Inc.
Last Modified on25 March 2021


Yes No Not Sure

Inclusion Criteria

You may be eligible if you
Are 50 years of age or older
Additional criteria may apply
Clear my responses

How to participate?

Step 1 Connect with a study center
What happens next?
  • You can expect the study team to contact you via email or phone in the next few days.
  • Sign up as volunteer to help accelerate the development of new treatments and to get notified about similar trials.

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Primary Contact



Additional screening procedures may be conducted by the study team before you can be confirmed eligible to participate.

Learn more

If you are confirmed eligible after full screening, you will be required to understand and sign the informed consent if you decide to enroll in the study. Once enrolled you may be asked to make scheduled visits over a period of time.

Learn more

Complete your scheduled study participation activities and then you are done. You may receive summary of study results if provided by the sponsor.

Learn more

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