Dose Ranging Study to Determine the Safety, Reactogenicity and Immunogenicity of Typhoid Fever Vaccine (Ty800) in Healthy Adult Subjects
Public ClinicalTrials.gov record NCT00498654. 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.
Official title
A Randomized, Double-Blind, Multi-Center, Placebo-Controlled Dose Ranging Study to Determine the Safety, Reactogenicity and Immunogenicity of a Single Oral Dose Typhoid Fever Vaccine (Ty800) in Healthy Adult Subjects
Study identification
- NCT ID
- NCT00498654
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Avant Immunotherapeutics
- Industry
- Enrollment
- 180 participants
Conditions and interventions
Conditions
Interventions
- Ty800 (Salmonella typhi) Oral Vaccine Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 55 Years
- Sex
- All
- 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
- Jun 30, 2007
- Primary completion
- Sep 30, 2007
- Completion
- May 31, 2008
- Last update posted
- Jul 1, 2008
2007 – 2008
United States locations
- U.S. sites
- 5
- U.S. states
- 5
- U.S. cities
- 5
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Accelovance LLC | San Diego | California | 92108 | — |
| Accelovance LLC | Melbourne | Florida | 32935 | — |
| Accelovance LLC | Peoria | Illinois | 61602 | — |
| Accelovance LLC | South Bend | Indiana | 46601 | — |
| Accelovance LLC | Houston | Texas | 77024 | — |
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 NCT00498654, 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 Jul 1, 2008 · Synced May 20, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00498654 live on ClinicalTrials.gov.