A Clinical Trial of CSL's 2009 H1N1 Influenza Vaccine (CSL425) in Healthy Adults in the USA
Public ClinicalTrials.gov record NCT00958126. 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 Phase II, Multicenter, Randomized, Observer-Blind, Placebo-Controlled Study to Evaluate the Immunogenicity, Safety and Tolerability of CSL's 2009 H1N1 Influenza Vaccine (CSL425) in Healthy Adults Aged 18 Years and Older
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to determine whether CSL425 is a safe and effective vaccine for eliciting an immune response to H1N1 influenza in healthy adults
Study identification
- NCT ID
- NCT00958126
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 1,313 participants
Conditions and interventions
Eligibility (public fields only)
- Age range
- 18 Years and older
- 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
- Jul 31, 2009
- Primary completion
- Oct 31, 2009
- Completion
- Mar 31, 2010
- Last update posted
- Nov 20, 2017
2009 – 2010
United States locations
- U.S. sites
- 11
- U.S. states
- 9
- U.S. cities
- 11
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Study Site | Huntsville | Alabama | 35802 | — |
| Study Site | San Diego | California | 92108 | — |
| Study Site | Melbourne | Florida | 32935 | — |
| Study Site | Peoria | Illinois | 61602 | — |
| Study Site | South Bend | Indiana | 46601 | — |
| Study Site | Metairie | Louisiana | 70006 | — |
| Study Site | Baltimore | Maryland | 21205 | — |
| Study Site | Rockville | Maryland | 20850 | — |
| Study Site | Austin | Texas | 78705 | — |
| Study Site | Fort Worth | Texas | 76135 | — |
| Study Site | Salt Lake City | Utah | 84124 | — |
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 NCT00958126, 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 20, 2017 · Synced Sep 7, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00958126 live on ClinicalTrials.gov.