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HIV-1-infectionPhase 1/2EHVAT01NCT02972450

An HIV Vaccine Trial in Individuals Who Started ART During Primary or Chronic Infection

A Phase 1/2 study testing GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine, GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ Vedolizumab and Vedolizumab 300 MG [Entyvio] in people with HIV-1-infection, run by ANRS, Emerging Infectious Diseases at 2 sites in 2 countries.

Terminated

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

Official record
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Trial summary

EVHA T01 is an international, phase I/II, multicentre, multi-stage, double-blind study that will evaluate at least three experimental arms compared to placebo control in HIV-1 infected participants to see if one or more has a clinically relevant impact on the control of viral replication. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
HIV-1-infection
What is being tested?
GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine, GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ Vedolizumab and Vedolizumab 300 MG [Entyvio]
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
1 participants
Where
2 sitesin 2 countries
Study dates
20 Feb 2019to 11 Jul 2019
Phase
Phase 1/2
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 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • HIV-1-infected
  • Aged 18 - 65 years old on the day of screening
  • Weight >50kg
  • Willing and able to provide written informed consent
  • Nadir CD4 count > 300 cells/mm3
  • CD4 count at screening > 500 cells/mm3
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  • Viral load <50 copies/ml at screening
  • Started cART after 2009 and on cART for at least one year prior to screening
  • Willing to interrupt cART for up to 24weeks and change cART regimen if required
  • If sexually active, willing to use a reliable method of reducing the risk of transmission to their sexual partners during treatment interruption (which could include PrEP for their sexual partners)
  • If heterosexually active and able to have children, willing to use a highly effective method of contraception with partner (combined oral contraceptive pill; injectable or implanted contraceptive; IUD/IUS; physiological or anatomical sterility (in self or partner) from 2 weeks before enrolment until 18 weeks after the last injection/infusion
  • If women of childbearing potential*, willing to undergo urine pregnancy tests prior to administration of an injection or an infusion
  • Willing to avoid all other vaccines within 4 weeks of scheduled study injections
  • Willing and able to comply with visit schedule and provide blood samples
  • Being covered by medical insurance or in National Healthcare System
  • A woman will be considered of childbearing potential following menarche and until becoming post-menopausal unless permanently sterile. Permanent sterilisation methods include hysterectomy, bilateral salpingectomy and bilateral oophorectomy.

Who cannot join

  • Pregnant or lactating
  • HIV-2 infection (either isolated or associated with HIV-1)
  • VL >200 copies/ml on 2 occasions in the 12 months prior to screening
  • Previous interruptions in cART
  • Previous virological failures defined by loss of virological suppression with the presence of resistant mutations
  • Haemoglobin (Hb <12g/dL for males, <11g/dL for females)
Show all 29Show fewer
  • Concomitant or previous conditions that preclude injection of vaccines/infusion of monoclonal antibody and PML in the past
  • History of experimental vaccinations against HIV
  • Previous treatment with chemotherapy (except for chemotherapy injected into skin lesions for Kaposi's sarcoma)
  • Treatment with systemic corticoids or immuno-suppressive agents ongoing or in the previous 12 weeks before randomisation in the trial
  • Received natalizumab or rituximab ever in the past
  • Received a TNF blocker in the past 60 days
  • Administration of an inactivated vaccine within 30 days or a live vaccine within 60 days prior to randomisation
  • Presence of a skin condition or marking that precludes inspection of the injection/infusion site
  • History of cancer (except basal cellular skin carcinoma or Kaposi's sarcoma)
  • History of significant neurological disease, cardiovascular disease (angina, myocardial infarction, transient ischemic attack, stroke); participants with controlled blood pressure are eligible
  • Personal history of clinical autoimmune disease or reactive arthritis or family history of rheumatoid arthritis (parents or siblings)
  • Ongoing diseases including uncontrolled active severe infection, cardiac, pulmonary (excluding mild asthma), thyroid, renal or neurological (peripheral or central) diseases
  • Active or latent tuberculosis (unless prophylaxis in past as per local practice) - (participant must be screened for tuberculosis before starting infusions, according to routine practice)
  • Presence of pathogenic bacteria or parasites in faeces at screening
  • Participating in another biomedical research study within 30 days of randomisation.
  • Known hypersensitivity to any component of the vaccine formulations used in this trial including aminoglycosides and eggs or have severe or multiple allergies to drugs or pharmaceutical agents, or any hypersensitivity to the active substance or to any of the excipients of vedolizumab
  • Liver disease including hepatitis B (surface antigen positive) or hepatitis C (antigen or PCR positive)
  • A clinically significant abnormality on ECG
  • Hypernatraemia or hyperchloraemia
  • History of severe local or general reaction to vaccination defined as
  • local: extensive, indurated redness and swelling involving most of the arm, not resolving within 72 hours
  • general: fever >= 39.5oC within 48 hours; anaphylaxis; bronchospasm; laryngeal oedema; collapse; convulsions or encephalopathy within 72 hours
  • Grade 2 or worse routine laboratory parameters (see Appendix 4 for definitions). Hyperbilirubinaemia to be considered an exclusion criterion only when confirmed to be conjugated bilirubinaemia

Trial locations and contacts

2 sites in 2 countries.

2 sites in 2 countries

Switzerland1 site
  • CHUV

    Lausanne, 1011

Other trials in Switzerland

United Kingdom1 site
  • Chelsea & Westminster Hospital

    London, SW10 9NH

Other trials in United Kingdom

About this study

Official title: A Phase I/II Randomised Therapeutic HIV Vaccine Trial in Individuals Who Started Antiretrovirals During Primary or Chronic Infection

EVHA T01 is an international, phase I/II, multicentre, multi-stage, double-blind study that will evaluate at least three experimental arms compared to placebo control in HIV-1 infected participants to see if one or more has a clinically relevant impact on the control of viral replication.

Read the detailed description

The randomization ratio is 1:1:1:1 for vaccine: vedolizumab: combination: placebo in one of 3 schedules.

The study contains a phase I component in order to evaluate the local and systemic reactogenicity following the first administration of products in the first 12 participants. The phase I will consist of a slow enrolment of the first 12 participants who will be randomised at a maximum rate of 1 per week for 4 weeks, then 2 per week for 4 weeks before increasing to 4 or more per week. The IDMC will review of cumulative adverse event data through to and including the first safety visit in the 12th participant and their recommendation will be sought with regard to expanding recruitment.

The phase II component will assess the effectiveness and safety of the three experimental strategies upon viral control following analytic treatment interruption (ATI). The phase II component is divided into two stages, an interim efficacy stage and a final efficacy stage. There will be a pause in enrolment after 88 participants have been enrolled. A planned interim review by the IDMC at the end of the first stage will provide an opportunity to modify the design of subsequent stages or the recruitment strategy.

Screening will take place during the 6 weeks prior to randomisation. Eligible participants will be enrolled at week 0 and randomised to vaccine, vedolizumab, the combination of vaccine and vedolizumab or matched placebos. Participants and study staff will be aware of the schedule the participant is randomised to, with a third allocated to injections, a third to infusions and a third to the combination of injections and infusions. Only staff authorised to prepare the products will know who is randomised to active product or placebo within each schedule in a ratio of 3:1 respectively.

The vaccine regimen will start at week 0 and the vedolizumab regimen at week 2, each with matched placebo.

Participants will continue on cART during the first 24 weeks covering the vaccination period and 5 of 6 vedolizumab/placebo infusions.

Treatment will then be interrupted and resumed when the viral load is confirmed to have rebounded to ≥10,000 copies/ml, or the CD4 falls to ≤350 cells/mm3, or there is evidence of disease progression, or they have completed 24 weeks of treatment interruption.

Conditions
HIV-1-infection
Being tested
GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine, GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ Vedolizumab, Vedolizumab 300 MG [Entyvio], Placebo

What participants receive

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

  • GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccineBiological

    The vaccine is a solution of HIV MVA vectors (see section 1.3.2) in S08 buffer (10mM Tris/hydrochloride (Tris/HCl), Saccharose 5% (w/v), 10mM Sodium Glutamate (Na Glu), 50mM Sodium Chloride (NaCl), water PPI, pH 8.0).

    0.5ml of ANRS MVA HIV-B (1 x 108 pfu/ml) or placebo for MVA (S8 buffer) will be administered intramuscularly in the deltoid muscle of the non-dominant upper arm. Participants will be observed for one hour after the injection.

  • GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ VedolizumabBiological

    The vaccine is a solution of HIV MVA vectors (see section 1.3.2) in S08 buffer (10mM Tris/hydrochloride (Tris/HCl), Saccharose 5% (w/v), 10mM Sodium Glutamate (Na Glu), 50mM Sodium Chloride (NaCl), water PPI, pH 8.0).

    0.5ml of ANRS MVA HIV-B (1 x 108 pfu/ml) or placebo for MVA (S8 buffer) will be administered intramuscularly in the deltoid muscle of the non-dominant upper arm. Participants will be observed for one hour after the injection. Vedolizumab is administered as an intravenous infusion over 30 mins in the dominant arm. After infusion, the line should be flushed with 30mls of normal saline.

  • Vedolizumab 300 MG [Entyvio]Drug

    Vedolizumab is administered as an intravenous infusion over 30 mins in the dominant arm. After infusion, the line should be flushed with 30mls of normal saline.

  • PlaceboOther

    Placebo for MVA it is a solution composed of S08 buffer (as for the MVA vaccine) that will be administered intramuscularly in the deltoid muscle of the non-dominant upper arm. Participants will be observed for one hour after the injection.

    Placebo for GTU-MultiHIV B-clade vaccine: Sodium Chloride (NaCl) for infusion, 0.9%.

    Placebo for Vedolizumab: Sodium Chloride (NaCl) for infusion, 0.9% in 250 ml infusion bags.

Study groups in NCT02972450
Study groupRoleWhat they receive
Injection only: Active:placebo (3:1)ExperimentalGTU-MultiHIV B-clade + MVA HIV-B: GTU-MultiHIV B-clade - 2 mg of DNA in 1ml encoding a multi HIV antigen (synthetic fusion protein) administered intramuscularly into the non-dominant deltoid muscle at weeks 0 and 4 and MVA HIV-B 0.5ml(1 x108 pfu/ml) MVA encoding the full-length codon-optimized sequence of Gag administered intramuscularly into the non-dominant deltoid muscle at week 12.
Receives: Biological: GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine; Biological: GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ Vedolizumab
Infusion only: Active:placebo (3:1)ExperimentalVedolizumab will be administered in the participant's dominant arm as an intravenous infusion over 30 mins.
Receives: Drug: Vedolizumab 300 MG [Entyvio]
Injection and Infusion: Active:placebo (3:1)ExperimentalGTU-MultiHIV B-clade + MVA HIV-B + Vedolizumab
Receives: Biological: GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine; Biological: GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ Vedolizumab; Drug: Vedolizumab 300 MG [Entyvio]
PlaceboPlacebo comparatorPlacebo1 for DNA: Sodium chloride for injection, 0.9% in 1ml administered intramuscularly into the non-dominant deltoid muscle at weeks 0 and 4. Placebo 2 for MVA: S08 buffer in 0.5ml administered intramuscularly into the non-dominant deltoid muscle at week 12. Placebo for mAb: Sodium Chloride (NaCl) for infusion, 0.9% in 250 ml infusion bags.
Receives: Other: Placebo

What is being measured

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

  1. Efficacy: Time from treatment interruption to the earliest of reaching HIV RNA ≥ 10,000 copies/ml or resuming antiretroviral therapy for any reason over a period of 24 weeks.

    Measured: Time from treatment interruption (scheduled for 12 weeks after completing the immunisation schedule) to the earliest of reaching HIV RNA ≥ 10,000 copies/ml or resuming antiretroviral therapy for any reason over a period of 24 weeks.

  2. Safety: A clinical decision to discontinue the regimen for an adverse event that is considered related to product

    Measured: From randomisation

Secondary outcomes (6)
  1. Grade 3 and worse solicited clinical and laboratory adverse events

    Measured: From randomisation to study completion, about 60 weeks.

  2. Any event leading to interruption in the vaccine schedule

    Measured: From randomisation to study completion, about 60 weeks.

  3. Any event that results in resuming treatment during the ATI

    Measured: From randomisation to study completion, about 60 weeks.

  4. Serious Adverse Events

    Measured: From randomisation to 30 days after the last protocol visit

  5. Other clinical and laboratory adverse events

    Measured: From randomisation to study completion, about 60 weeks.

  6. Time to VL suppression after restarting ART

    Measured: From randomisation to VL suppression after restarting ART

Timeline

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

  1. First posted23 Nov 2016 (estimated)
  2. Study start20 Feb 2019
  3. Primary completion11 Jul 2019
  4. Study completion11 Jul 2019

Why it stopped: Due to the bankruptcy of FITBiotech, the provider of the GTU DNA vaccine.

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 1/2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
1 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02972450
Sponsor's protocol ID
EHVA T01/ANRS VRI05
Acronym
EHVAT01
Status last verified
Aug 2019
First submitted
10 Nov 2016
Last updated
29 Aug 2019
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine, GTU-MultiHIV B-clade vaccine + MVA HIV-B HIV vaccine+ Vedolizumab and Vedolizumab 300 MG [Entyvio] in people with HIV-1-infection, run by ANRS, Emerging Infectious Diseases at 2 sites in 2 countries.

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 16 inclusion and 29 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 29 Aug 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Switzerland, 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. 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 combined 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.

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: Due to the bankruptcy of FITBiotech, the provider of the GTU DNA vaccine.). 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?

Efficacy: Time from treatment interruption to the earliest of reaching HIV RNA ≥ 10,000 copies/ml or resuming antiretroviral therapy for any reason over a period of 24 weeks. (time frame: Time from treatment interruption (scheduled for 12 weeks after completing the immunisation schedule) to the earliest of reaching HIV RNA ≥ 10,000 copies/ml or resuming antiretroviral therapy for any reason over a period of 24 weeks.). The study lists 2 primary outcomes in all. 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 29 Aug 2019.

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