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AzTrials

SmallpoxPhase 2NCT00258947

Evaluation of Take and Safety of a Smallpox Vaccine in Healthy Young Adults

A Phase 2 study testing Smallpox vaccine, LISTER strain, from chick embryo cells in people with Smallpox and Poxvirus Infection, run by Sanofi at 6 sites in France.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Primary Objective: To estimate the smallpox vaccination take rate in healthy young adults not previously vaccinated with a smallpox vaccine. Secondary Objectives: To describe antibody response to vaccination and evaluate the take for each subject at various timepoints for each batch and pooled batches and to evaluate… Read more about this study

Who is it for?
Ages 18 to 25 yearsHealthy volunteers can take part
Conditions the study is for
Smallpox, Poxvirus Infection
What is being tested?
Smallpox vaccine, LISTER strain, from chick embryo cells
Type of treatment
Vaccines
How many people
230 participants
Where
6 sitesFrance
Study dates
Sep 2005to Jan 2007
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 25 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Aged 18 to 25 years on the day of screening
  • Informed consent form signed
  • Able to attend all scheduled visits and to comply with all trial procedures
  • For a woman, inability to bear a child or negative serum pregnancy test performed at screening (Visit 01)
  • Subject entitled to national social security
  • Subject registered in the French file of healthy volunteers in clinical trials
  • For a woman of child-bearing potential: use of an effective method of contraception (hormonal or barrier method) from at least 3 months prior to screening to 3 months following trial vaccination
  • For a woman, inability to bear a child or negative urine pregnancy test.

Who cannot join

  • Previous smallpox vaccination confirmed by vaccination record or typical scar
  • Participation in another trial in the 3 months before or during the trial period
  • Acute intercurrent or chronic illness during the trial
  • Breast-feeding
  • Allergy or sensitivity to any known components of vaccinia immune globulin or previous reaction to immunoglobulins or trial vaccine
  • Congenital or acquired immunodeficiency or immunosuppressive therapy or any treatment including corticosteroids
Show all 21Show fewer
  • Treatment with antiviral drugs within 1 month before vaccination
  • History of organ or bone marrow transplant or skin disorders
  • Personal or family history of autoimmune disease or cardiac disease, including cardiac risk factors
  • History or current central nervous system disease
  • Ongoing acute infectious disease
  • Blood or blood-derived products received in the past 6 months
  • Any vaccination with a live-attenuated vaccine within the 60 days or other vaccines within 40 days preceding the trial vaccination
  • Vaccination planned in the 8 weeks following the trial vaccination
  • Planned or foreseeable close contact after vaccination with infants less than 12 months, or with immuno-suppressed persons, pregnant and/or lactating woman, or practice of contact or water sports after vaccination before the crust separates
  • Skin wound near the vaccination site
  • Apparent lack of personal hygiene
  • Subject deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized without his/her consent
  • HIV, hepatitis B or hepatitis C seropositivity (screening tests)
  • Abnormal lab values for hematological parameters or cardiac enzyme (screening tests)
  • Feverish illness (oral temperature >=37.5°C, rectal equivalent temperature >=38.0°C) on the day of vaccination.

Trial locations and contacts

6 sites in 1 country.

6 sites in 1 country

France6 sites
  • Study site

    Gières

  • Study site

    Lagord

  • Study site

    Montpellier

  • Study site

    Paris

  • Study site

    Poitiers

  • Study site

    Rouen

Other trials in France

About this study

Official title: Take Evaluation and Safety of Smallpox Vaccine (LISTER Strain) in Naïve Healthy Adults.

Primary Objective:

To estimate the smallpox vaccination take rate in healthy young adults not previously vaccinated with a smallpox vaccine.

Secondary Objectives:

To describe antibody response to vaccination and evaluate the take for each subject at various timepoints for each batch and pooled batches and to evaluate local signs, symptoms, and overall safety in healthy young adults not previously vaccinated with a smallpox vaccine.

Being tested
Smallpox vaccine, LISTER strain, from chick embryo cells
Keywords
Smallpox, Orthopoxvirus, Poxvirus, Vaccina Virus, LISTER Strain, Bioterrorism
Medical subject headings
Smallpox, Poxviridae Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Smallpox vaccine, LISTER strain, from chick embryo cellsBiological

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted28 Nov 2005 (estimated)
  2. Study startSep 2005
  3. Primary completionDec 2006
  4. Study completionJan 2007

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
230 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00258947
Sponsor's protocol ID
VVL04
Status last verified
Jan 2012
First submitted
24 Nov 2005
Last updated
1 Feb 2012
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Smallpox vaccine, LISTER strain, from chick embryo cells in people with Smallpox and Poxvirus Infection, run by Sanofi at 6 sites in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 21 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 1 Feb 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 sites in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Feb 2012.

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