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TuberculosisPhase 1NCT01954563

Study Evaluating Aerosol and Intradermal Administration of a Candidate Tuberculosis (TB) Vaccine, MVA85A, as a Way to Increase Immune Response and Avoid Anti-vector Immunity

A Phase 1 study testing MVA85A in people with Tuberculosis, run by University of Oxford at 1 site in United Kingdom.

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

Boost vaccinations sometimes have no effect because the body has got used to the vaccine and no longer reacts to it. We are therefore investigating whether vaccinating with aerosolised MVA85A (a candidate tuberculosis vaccine) followed by a boost MVA85A intradermal vaccination (or vice versa) avoids this and increases… 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?
MVA85A
Could I receive a placebo?
No, everyone receives an active treatment
How many people
37 participants
Where
1 siteUnited Kingdom
Study dates
Oct 2013to Jan 2016
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

  • Subjects must meet all of the following criteria to enter the trial:
  • Healthy adult aged 18-55 years
  • Resident in or near Oxford for the duration of the trial period
  • No relevant findings in medical history or on physical examination
  • Confirmation of prior vaccination with BCG not less than 6 months prior to projected trial vaccination date (by visible BCG scar on examination or written documentation)
  • Allow the Investigators to discuss the individual's medical history with their GP
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  • Use effective contraception for the duration of the trial period (females only)
  • Refrain from blood donation during the trial
  • Give written informed consent
  • Allow the Investigator to register subject details with a confidential database to prevent concurrent entry into clinical trials
  • Able and willing (in the Investigator's opinion) to comply with all the trial requirements

Who cannot join

  • Subjects must meet none of the following criteria to enter the trial:
  • Any respiratory disease, including asthma
  • Current smoker
  • Clinically significant abnormality on screening chest x-ray
  • Clinically significant abnormality of pulmonary function tests
  • Any nasal, pharyngeal, or laryngeal finding which precludes bronchoscopy
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  • Current use of any medication taken through the nasal or inhaled route including cocaine or other recreational drugs
  • Laboratory evidence at screening of latent M. tb infection as indicated by a positive ELISPOT response to ESAT6 or CFP10 antigens
  • Clinical, radiological, or laboratory evidence of current active TB disease
  • Previous vaccination with candidate vaccine MVA85A or candidate vaccine FP85A or any other recombinant MVA vaccine
  • Clinically significant history of skin disorder, allergy, immunodeficiency (including HIV), cancer (except BCC or CIS), cardiovascular disease, gastrointestinal disease, liver disease, renal disease, endocrine disorder, neurological illness, psychiatric disorder, drug or alcohol abuse
  • History of serious psychiatric condition
  • Concurrent oral or systemic steroid medication or the concurrent use of other immunosuppressive agents
  • History of anaphylaxis to vaccination or any allergy likely to be exacerbated by any component of the trial vaccine, sedative drugs, or any local or general anaesthetic agents
  • Any abnormality of screening blood or urine tests that is deemed to be clinically significant or that may compromise the safety of the subject in the trial
  • Positive HBsAg, HCV or HIV antibodies
  • Female currently lactating, confirmed pregnancy or intention to become pregnant during trial period
  • Use of an investigational medicinal product or non-registered drug, live vaccine, or medical device other than the trial vaccine for 30 days prior to dosing with the trial vaccine, or planned use during the trial period
  • Administration of immunoglobulins and/or any blood products within the three months preceding the planned trial vaccination date
  • Any other significant disease, disorder, or finding, which, in the opinion of the Investigator, may either put the subject at risk or may influence the result of the trial or may affect the subject's ability to participate in the trial

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Centre for Clinical Vaccinology and Tropical Medicine, University of Oxford

    Oxford, Oxfordshire, OX3 7LE

Other trials in United Kingdom

About this study

Official title: A Phase I Trial Evaluating Mucosal Administration of a Candidate TB Vaccine, MVA85A, as a Way to Induce Potent Local Cellular Immune Responses and Avoid Anti-vector Immunity

Boost vaccinations sometimes have no effect because the body has got used to the vaccine and no longer reacts to it. We are therefore investigating whether vaccinating with aerosolised MVA85A (a candidate tuberculosis vaccine) followed by a boost MVA85A intradermal vaccination (or vice versa) avoids this and increases the immune response to vaccination.

Conditions
Tuberculosis
Being tested
MVA85A
Keywords
Tuberculosis, Vaccine, Immunogenicity
Medical subject headings
Tuberculosis

What participants receive

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

  • MVA85ABiological

    Modified vaccinia virus Ankara (MVA) is a highly attenuated strain of vaccinia with an antigen 85A insert.

Study groups in NCT01954563
Study groupRoleWhat they receive
Group 1ExperimentalReceive 5x10^7 MVA85A by aerosol at day 0, followed by boost intradermal vaccination of 5x10^7 MVA85A at day 28.
Receives: Biological: MVA85A
Group 2ExperimentalReceive 5x10^7 MVA85A by intradermal injection at day 0, followed by boost aerosol vaccination of 5x10^7 MVA85A at day 28.
Receives: Biological: MVA85A
Group 3ExperimentalReceive 5x10^7 MVA85A by intradermal injection at day 0, followed by boost intradermal vaccination of 5x10^7 MVA85A at day 28.
Receives: Biological: MVA85A

What is being measured

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

  1. Safety of 5 x 10^7 pfu dose of MVA85A administered by aerosol and compared to the same dose administered intradermally

    Actively and passively collected data on adverse events

    Measured: 24 weeks from enrolment

Secondary outcomes (1)
  1. Immunogenicity of 5 x 10^7 pfu dose of MVA85A administered by aerosol followed by the same dose administered intradermally, compared to the same dose of MVA85A given intradermally and boosted by aerosol

    • Characterise mucosal and systemic immunogenicity of viral vector (MVA) and insert (Ag85A) by comprehensive characterisation of humoral and cellular immune responses
    • Evaluate functional relevance of anti-vector immunity induced by aerosol and systemic immunisation in MVA85A-prime followed by homologous MVA85A-boost administered 4 weeks later

    Measured: 24 weeks from enrolment

Timeline

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

  1. First posted1 Oct 2013 (estimated)
  2. Study startOct 2013
  3. Primary completionJan 2016
  4. Study completionJan 2016

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
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
37 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01954563
Sponsor's protocol ID
TB035
Status last verified
Jan 2016
First submitted
26 Sep 2013
Last updated
28 Jan 2016
Results posted
No
Data monitoring committee
Yes

Publications

  • Manjaly Thomas ZR, Satti I, Marshall JL, Harris SA, Lopez Ramon R, Hamidi A, Minhinnick A, Riste M, Stockdale L, Lawrie AM, Vermaak S, Wilkie M, Bettinson H, McShane H. Alternate aerosol and systemic immunisation with a recombinant viral vector for tuberculosis, MVA85A: A phase I randomised controlled trial. PLoS Med. 2019 Apr 30;16(4):e1002790. doi: 10.1371/journal.pmed.1002790. eCollection 2019 Apr.

    PubMed 31039172

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing MVA85A in people with Tuberculosis, run by University of Oxford at 1 site in United Kingdom.

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 11 inclusion and 20 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 28 Jan 2016. 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 United Kingdom. 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?

Safety of 5 x 10^7 pfu dose of MVA85A administered by aerosol and compared to the same dose administered intradermally (time frame: 24 weeks from enrolment). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01954563, which also lists 1 linked publication.

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 28 Jan 2016.

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