Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 11:30 PM EDT

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Showing 1–2 of 2 matching trials from the live ClinicalTrials.gov search.
Conditions
Clostridium Difficile Immunisation, Diphtheria, Diphtheria Immunisation, Pertussis, Tetanus, Tetanus Immunisation
Interventions
Tetanus and Diphtheria Toxoids Adsorbed, Tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine adsorbed onto aluminum hydroxide
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 39 Years · Female only
Enrollment
399 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Clostridium Difficile Associated Disease
Interventions
C. difficile vaccine, C. difficile vaccine +adjuvant
Biological
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 85 Years
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
4
States / cities
Pembroke Pines, Florida • South Miami, Florida • Overland Park, Kansas + 1 more