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Tuberculosis, Multidrug ResistantPhase 2NCT02711735

Safety of RUTI® Vaccination in MDR-TB Patients

A Phase 2 study testing RUTI® Therapeutic vaccine in people with Tuberculosis, Multidrug Resistant, run by Archivel Farma S.L. at 3 sites in Ukraine.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Prospective, randomized, double-blind, multicentre, placebo-controlled clinical phase IIa trial to evaluate safety and immunogenicity of RUTI® vaccine in Multidrug-resistant Tuberculosis (MDR-TB) patients favourably responding to standard MDR-TB treatment. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Tuberculosis, Multidrug Resistant
What is being tested?
RUTI® Therapeutic vaccine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
9 participants
Where
3 sitesUkraine
Study dates
18 Mar 2020to 9 Sep 2020
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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • In order to be eligible to participate in this study, a subject must meet all of the following criteria:
  • Diagnosed with pulmonary MDR-TB, and therefore managed with second line TB drugs;
  • Admitted in a TB unit / hospital routinely diagnosed with pulmonary MDR-TB with clinical status ≥ 6 with Bandim TB score combined with chest radiography; and microbiological criteria according to the medical history), using rapid genetic testing (GeneXpert TB test) and MGIT to confirm or Line Probe Assay; or classical diagnostic tools including sputum microscopy and culture followed by phenotypic drug susceptibility testing. All of this medical information will be in the medical history;
  • Females and males aged ≥ 18; females of non-childbearing potential: at least 2 years post-menopausal or surgically sterile (e.g. tubal ligation); females of childbearing potential (including females less than 2 years post-menopausal) must have a negative pregnancy test at enrolment and must agree to use highly effective methods of birth control (i.e. diaphragm plus spermicide or male condom plus spermicide, oral contraceptive in combination with a second method, contraceptive implant, injectable contraceptive, indwelling intrauterine device, sexual abstinence, or a vasectomized partner) while participating in the study and for 30 days after end of the study for each group; males must agree to use a double barrier method of contraception (condom plus spermicide or diaphragm plus spermicide) while participating in the study and for 30 days after end of the study for the respective group; or the male patient or his female partner must be surgically sterile (e.g. vasectomy, tubal ligation) or the female partner must be post-menopausal;
  • The patient must provide written informed consent;
  • The patient must be willing and able to attend all study visits and comply with all study procedures.
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  • Having successfully completed 16, 8 or 4 weeks (depending on the cohort) of MDR-TB treatment, fully supervised, and
  • With beneficial initial response to therapy, evidenced by:
  • Clinical response criteria: patients admitted in a TB unit / hospital routinely diagnosed with pulmonary MDR-TB (according to clinical status ≤ 5 with Bandim TB score) (33).
  • Transient deterioration of chest radiographic abnormalities might be explained by a paradoxical inflammatory response, and this may therefore not necessarily be interpreted as treatment failure; such decision depends on consensus with the DSMB; evidence of improvement on chest x-ray.
  • Microbiological response criteria: It has to be reported a reduction of the bacillary load in the sputum by means of the reduction of bacillary counts in GeneXpert TB test and liquid culture (MGIT) to confirm (diagnosis week 0 collected in the medical history) at week 4 in CohortsC, week 8 in both Cohorts (A-B) and week 12 and 16 in Cohort A.

Who cannot join

  • A potential subject who meets any of the following criteria will be excluded from participation in this study:
  • Inability to provide written informed consent;
  • Women reported, or detected, or willing to be pregnant during the trial period;
  • Severity of illness precluding full evaluation: expected early death, evidenced by respiratory failure, low blood pressure, WHO performance score 3-4; Central Nervous System involvement of TB (TB meningitis, intra-cranial tuberculomas) as there is too little evidence for effective drug penetration for second-line TB drugs;
  • Major co-morbid conditions precluding full evaluation, i.e., active lung cancer, acute coronary syndrome, heart failure exceeding NYHA class 2; a diagnosis of metastasized malignancy; renal failure in excess of creatinine clearance < 30 mL/min calculated by the Cockcroft-Gault formula, which would severely complicate administration of aminoglycosides and capreomycin, considered as the major second-line TB drugs; obesity (BMI>30 kg/m2); chronic liver disease - Child-Pugh class C;
  • Any of the following laboratory parameters:
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  • Aspartate aminotransferase (AST) or alanine aminotransferase (ALT) > 3 x upper limit of normal (ULN) Total bilirubine > 2 x ULN Neutrophil count ≤ 500 neutrophils / mm3 Platelet count < 50,000 cells / mm3
  • Receiving or anticipated to receive a daily dose of ≥ 10 mg of systemic prednisone or equivalent within the period starting 14 days prior to enrolment. Note: patients are allowed to receive an acute, short course of methylprednisolone or prednisone or equivalent for management of an acute exacerbation of COPD or reactive airway disease in asthmatics;
  • Cytotoxic chemotherapy or radiation therapy within the previous 3 months;
  • HIV co-infection, if CD4 count < 250 cells/mm3 at the diagnosis of HIV; those with > 250 copies/mL are expected to be able to mount a sufficient cellular immune response and will therefore be eligible;
  • Blood transfusion in the last three weeks prior to the trial;
  • Documented allergy to TB vaccines, notably, to the RUTI® vaccine.

Trial locations and contacts

3 sites in 1 country.

Ukraine3 sites
  • "Chernivtsi Regional Clinical TB Dispensary", II tuberculosis department of multidrug-resistant tuberculosis

    Chernivtsi, 58000

  • "Ivano-Frankivsk Regional Phthisiopulmonology Center of Ivano-Frankivsk Regional Council", Center for Pulmonary Diseases

    Ivano-Frankivsk, 76018

  • Medical Department #2 (resistant tuberculosis) of Kharkiv Regional Antituberculosis Dispensary No1

    Kharkiv, 61096

Other trials in Ukraine

About this study

Official title: Double-Blind, Randomized, Placebo-Controlled Phase IIa Clinical Trial to Investigate the Safety and Immunogenicity of RUTI® Therapeutic Vaccination in Patients With MDR-TB After Successful Intensive-phase Treatment.

Prospective, randomized, double-blind, multicentre, placebo-controlled clinical phase IIa trial to evaluate safety and immunogenicity of RUTI® vaccine in Multidrug-resistant Tuberculosis (MDR-TB) patients favourably responding to standard MDR-TB treatment. Time point of vaccination starts at 16 weeks upon start of standard MDR-TB treatment (cohort A), and if clinically safe as evaluated by an independent panel of experts (DSMB), another cohort of patients will be vaccinated at 2 weeks upon start of standard MDR-TB treatment (cohort B), All the patients will be followed up 8 weeks after vaccination.

Read the detailed description

Prospective, randomized, double-blind, multicentre, placebo-controlled clinical phase IIa trial to evaluate safety and immunogenicity of RUTI® vaccine in Multidrug-resistant Tuberculosis (MDR-TB) patients favourably responding to standard MDR-TB treatment. Time point of vaccination starts at 16 weeks upon start of standard MDR-TB treatment (cohort A), and if clinically safe as evaluated by an independent panel of experts (DSMB), another cohort of patients will be vaccinated at 2 weeks upon start of standard MDR-TB treatment (cohort B)

Being tested
RUTI® Therapeutic vaccine, Matching RUTI® Placebo
Medical subject headings
Tuberculosis, Multidrug-Resistant

What participants receive

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

  • RUTI® Therapeutic vaccineBiological

    Participants randomised to this arm will receive one single dose of RUTI® vaccine in the right/left deltoid muscle.

  • Matching RUTI® PlaceboBiological

    Participants randomised to this arm will receive aone single dose of matching RUTI® placebo in the right / left deltoid

Study groups in NCT02711735
Study groupRoleWhat they receive
RUTI® vaccineActive comparatorIntervention: Patients randomized to receive RUTI® vaccine will receive one injection of RUTI® vaccine in their right or left deltoid muscle.
Receives: Biological: RUTI® Therapeutic vaccine
Matching RUTI® PlaceboPlacebo comparatorIntervention: Patients randomized to receive Placebo will receive one injection of Placebo in their right or left deltoid muscle.
Receives: Biological: Matching RUTI® Placebo

What is being measured

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

  1. Clinical safety parameters related to vaccination

    Safety Evaluation: Physical examination, SAEs, routine laboratory, chest radiography, between the intervention and control group within 8 weeks after vaccination.

    Measured: 8 weeks

Secondary outcomes (2)
  1. IFN-y release of PBMCs in response to antigen stimulation

    Immunogenicity Evaluation: Immunogenic properties of RUTI® vaccine (before vaccination and at week 2 and 8 after vaccination) compared to placebo assessed by i) IFN-γ production of ex vivo stimulated peripheral blood mononuclear cells (PBMC)

    Measured: 8 weeks

  2. Mycobacterial Growth Inhibition Assay

    Immunogenicity Evaluation: Immunogenic properties of RUTI® vaccine (before vaccination and at week 2 and 8 after vaccination) compared to placebo assessed by the summative ability of PBMCs to control mycobacterial growth in an ex vivo system.

    Measured: 8 weeks

Timeline

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

  1. First posted17 Mar 2016 (estimated)
  2. Study start18 Mar 2020
  3. Primary completion9 Sep 2020
  4. Study completion9 Sep 2020

Why it stopped: Lack of recruitment

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
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
9 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02711735
Sponsor's protocol ID
201600136
Other IDs
2016-000850-36, 2016
Status last verified
Jun 2022
First submitted
25 Feb 2016
Last updated
5 Jul 2022
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes

Publications

  • Vilaplana C, Montane E, Pinto S, Barriocanal AM, Domenech G, Torres F, Cardona PJ, Costa J. Double-blind, randomized, placebo-controlled Phase I Clinical Trial of the therapeutical antituberculous vaccine RUTI. Vaccine. 2010 Jan 22;28(4):1106-16. doi: 10.1016/j.vaccine.2009.09.134. Epub 2009 Oct 22.

    PubMed 19853680
  • Nell AS, D'lom E, Bouic P, Sabate M, Bosser R, Picas J, Amat M, Churchyard G, Cardona PJ. Safety, tolerability, and immunogenicity of the novel antituberculous vaccine RUTI: randomized, placebo-controlled phase II clinical trial in patients with latent tuberculosis infection. PLoS One. 2014 Feb 26;9(2):e89612. doi: 10.1371/journal.pone.0089612. eCollection 2014.

    PubMed 24586912

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing RUTI® Therapeutic vaccine in people with Tuberculosis, Multidrug Resistant, run by Archivel Farma S.L. at 3 sites in Ukraine.

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 12 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: stopped early, as of the sponsor's last update on 5 Jul 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in Ukraine. 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. Some participants in this study may receive a placebo. 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 was stopped early (reason given: Lack of recruitment). Results are not available in the source record.

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?

Clinical safety parameters related to vaccination (time frame: 8 weeks). 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 NCT02711735, which also lists 2 linked publications.

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 5 Jul 2022.

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