Induction of Gut Permeability by an Oral Vaccine
Public ClinicalTrials.gov record NCT04083950. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Study identification
- NCT ID
- NCT04083950
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Early Phase 1
- Lead sponsor
- USDA, Western Human Nutrition Research Center
- Federal
- Enrollment
- 10 participants
Conditions and interventions
Conditions
Interventions
- Aspirin (Positive Control) Drug
- Vivotif Typhoid Oral Vaccine Biological
Drug · Biological
Eligibility (public fields only)
- Age range
- 18 Years to 49 Years
- Sex
- Female
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Dec 3, 2019
- Primary completion
- Jan 30, 2022
- Completion
- Sep 29, 2026
- Last update posted
- Nov 23, 2025
2019 – 2026
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| USDA, ARS, Western Human Nutrition Research Center | Davis | California | 95616 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04083950, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 23, 2025 · Synced May 20, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04083950 live on ClinicalTrials.gov.