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TuberculosisPhase 1NCT00922363

Trial on the Safety of a New Liposomal Adjuvant System, CAF01, When Given With the Tuberculosis Subunit Vaccine Ag85B-ESAT-6 as Two Injections With Two Months Interval to Healthy Adult Volunteers

A Phase 1 study testing 50 µg Ag85B-ESAT-6 alone, 50 µg Ag85B-ESAT-6 + 125/25 µg CAF01 and 50 µg Ag85B-ESAT-6 + 313/63 µg CAF01 in people with Tuberculosis, run by Statens Serum Institut at 1 site in Netherlands.

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

The purpose of this study is to evaluate the safety profile of CAF01, administering 50 µg Ag85B-ESAT-6 alone and 50 µg Ag85B-ESAT-6 with three escalating CAF01 dose levels, to four groups of healthy volunteers, injecting two doses with two months interval. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
Conditions the study is for
Tuberculosis
What is being tested?
50 µg Ag85B-ESAT-6 alone, 50 µg Ag85B-ESAT-6 + 125/25 µg CAF01 and 50 µg Ag85B-ESAT-6 + 313/63 µg CAF01
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
38 participants
Where
1 siteNetherlands
Study dates
Oct 2009to Oct 2011
Phase
Phase 1
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 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Female or male adult between 18 and 55 years of age
  • Healthy according to medical history and medical examinations at screening
  • Signed informed consent
  • Prepared to grant authorized persons access to medical records
  • Likely to comply with instructions

Who cannot join

  • History of tuberculosis or known exposure to tuberculosis before (or expected during) the clinical trial
  • Positive Tuberculin Skin Test (TST) result at screening
  • Positive QuantiFERON® -TB Gold In-Tube test result according to the manufacturer's specifications at screening
  • BCG vaccination any time before entering the trial
  • History of or ongoing congenital or acquired immune deficiency, autoimmune disease or thyroid dysfunction
  • Disease affecting the lymphoid organs (Hodgkin's disease, lymphoma, leukaemia, sarcoidosis)
Show all 18Show fewer
  • ANA-Titer, HBV, HCV, HIV sero-positive at screening
  • C-reactive protein level > 50 mg/L at screening
  • Clinically significant abnormal laboratory test results at screening as assessed by the investigator
  • Severe ongoing viral or bacterial infection that might affect the cell mediated immune response
  • A condition in which repeated blood drawings pose more than minimal risk for the subject, such as haemophilia, other coagulation disorders, or significantly impaired venous access
  • Live vaccine vaccination (MMR, yellow fever, oral typhoid) within 3 months before the first vaccination
  • Immune modulating drugs administration (immunoglobulin, systemic corticosteroids, azathioprine, cyclosporine, infliximab, blood products or vaccines) within 3 months before the first vaccination
  • Known hypersensitivity to any of the vaccine components of the investigational vaccines
  • Intake of another clinical trial product/vaccine within 3 months before the first vaccination or participation in previous clinical trials with the Ag85B-ESAT-6 antigen
  • Pregnant according to a urine pregnancy test at inclusion
  • Females not willing to use contraceptives or breast feeding
  • Has a condition which in the opinion of the investigator is not suitable for participation in the clinical trial

Trial locations and contacts

1 site in 1 country.

Netherlands1 site
  • Department of infectious diseases, C5-P, LUMC

    Leiden, NL-2300 RC

Other trials in Netherlands

About this study

Official title: An Open Phase I, Dose-escalating, Clinical Trial on the Safety of a New Liposomal Adjuvant System, CAF01, When Given With the Tuberculosis Subunit Vaccine Ag85B-ESAT-6 as Two Injections With Two Months Interval to Healthy Adult Volunteers

The purpose of this study is to evaluate the safety profile of CAF01, administering 50 µg Ag85B-ESAT-6 alone and 50 µg Ag85B-ESAT-6 with three escalating CAF01 dose levels, to four groups of healthy volunteers, injecting two doses with two months interval.

Conditions
Tuberculosis
Being tested
50 µg Ag85B-ESAT-6 alone, 50 µg Ag85B-ESAT-6 + 125/25 µg CAF01, 50 µg Ag85B-ESAT-6 + 313/63 µg CAF01, 50 µg Ag85B-ESAT-6 + 625/125 µg CAF01
Keywords
safety, vaccine, tuberculosis, CAF01, Ag85B-ESAT-6, prevention
Medical subject headings
Tuberculosis

What participants receive

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

  • 50 µg Ag85B-ESAT-6 aloneBiological

    0.5 mL solution for injection x 2 (2 months interval)

  • 50 µg Ag85B-ESAT-6 + 125/25 µg CAF01Biological

    0,5 mL suspension for injection x 2 (2 months interval)

  • 50 µg Ag85B-ESAT-6 + 313/63 µg CAF01Biological

    0.5 mL suspension for injection x 2 (2 months interval)

  • 50 µg Ag85B-ESAT-6 + 625/125 µg CAF01Biological

    0.5 mL suspension for injection x 2 (2 months interval)

Study groups in NCT00922363
Study groupRoleWhat they receive
50 µg Ag85B-ESAT-6 aloneExperimentalNot described
Receives: Biological: 50 µg Ag85B-ESAT-6 alone
50 µg Ag85B-ESAT-6 + 125/25 µg CAF01ExperimentalNot described
Receives: Biological: 50 µg Ag85B-ESAT-6 + 125/25 µg CAF01
50 µg Ag85B-ESAT-6 + 313/63 µg CAF01ExperimentalNot described
Receives: Biological: 50 µg Ag85B-ESAT-6 + 313/63 µg CAF01
50 µg Ag85B-ESAT-6 + 625/125 µg CAF01ExperimentalNot described
Receives: Biological: 50 µg Ag85B-ESAT-6 + 625/125 µg CAF01

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Adverse events

    Measured: one year after first vaccination

Secondary outcomes (1)
  1. Immunogenicity

    Measured: one year after the first vaccination

Timeline

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

  1. First posted17 Jun 2009 (estimated)
  2. Study startOct 2009
  3. Primary completionOct 2011
  4. Study completionOct 2011

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 1
Primary purpose
Prevention
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
38 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00922363
Sponsor's protocol ID
ACAF01-01
Status last verified
Jan 2013
First submitted
16 Jun 2009
Last updated
21 Jan 2013
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing 50 µg Ag85B-ESAT-6 alone, 50 µg Ag85B-ESAT-6 + 125/25 µg CAF01 and 50 µg Ag85B-ESAT-6 + 313/63 µg CAF01 in people with Tuberculosis, run by Statens Serum Institut at 1 site in Netherlands.

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 5 inclusion and 18 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 21 Jan 2013. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Netherlands. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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.

What does the primary outcome measure?

Adverse events (time frame: one year after first vaccination). It is what the study was designed to measure, not a finding.

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 21 Jan 2013.

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