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Influenza, HumanPhase 1/2NCT02998996

Study to Assess the Safety, Tolerability and Immune Response Following Vaccination With Immunose™ FLU

A Phase 1/2 study testing 15 µg HA/strain and 1% Endocine™, 15 µg HA/strain and 2% Endocine™ and 15 µg HA/strain in people with Influenza, Human, run by Eurocine Vaccines AB at 2 sites in Sweden.

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 main purpose of the this study is to evaluate the safety and tolerability of Immunose™ FLU based on Endocine™ and quadrivalent influenza antigen. Read more about this study

Who is it for?
Ages 18 to 39 yearsHealthy volunteers can take part
Conditions the study is for
Influenza, Human
What is being tested?
15 µg HA/strain and 1% Endocine™, 15 µg HA/strain and 2% Endocine™ and 15 µg HA/strain
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
162 participants
Where
2 sitesSweden
Study dates
Sep 2016to 1 Jun 2017
Phase
Phase 1/2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 39 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Signed informed consent prior to any study related procedures.
  • Male or female 18-39 years of age (both inclusive) at screening
  • Subjects who the Investigator believes will comply with the requirements of the protocol.
  • BMI: 18.0 and 30.0 kg/m2 (inclusive).
  • Judged by the Investigator to have no serious illness based on medical history, physical examination, ECG, vital signs and blood and urine assessments at screening.
  • From the signing of the informed consent until 2 months after the last vaccination (Visit 3 for group 1 to 4 and Visit 2 for group 5 and 6) female subjects have to use contraceptive methods with a failure rate of < 1% to prevent pregnancy (combined [oestrogen and progestogen containing] hormonal contraception associated with inhibition of ovulation [oral, intravaginal, transdermal], progestogen- only hormonal contraception associated with inhibition of ovulation [oral, injectable, implantable], intrauterine device [IUD], intrauterine hormone-releasing system [IUS], bilateral tubal occlusion, sexual abstinence). Any male partner should be willing to use condom or should be vasectomized.

Who cannot join

  • Diagnosis of laboratory-confirmed influenza in the 2015/2016 season.
  • Use of any investigational drug product within 3 months before screening or planned use during the study period, including the safety follow-up.
  • Administration of an influenza vaccine during the 6 months before screening.
  • Previously received another vaccine within 28 days before administration of the study vaccine, or is scheduled to receive another vaccine during the study period, excluding the safety follow-up.
  • Any contra-indication to intramuscular administration of the influenza vaccine AdimFlu-S according to its prescribing information.
  • Any contra-indication to administration of the influenza vaccine Fluenz Tetra according to its summary of product characteristics (SmPC).
Show all 24Show fewer
  • History of any anaphylactic reaction and/or serious allergic reaction following a vaccination, a proven hypersensitivity to any component of the study vaccine (e.g., to eggs or egg product as well as ovalbumin, chicken protein, chicken feathers, influenza viral protein, kanamycin, gentamycin and neomycin sulphate).
  • Diagnosis of asthma with poor disease control as assessed by the Investigator.
  • Potent immunosuppressive therapy including cytostatics, antibodies, drugs acting on immunophilins, interferons and other drugs used to prevent rejection of organ transplants, within 6 months before screening.
  • Use of any parenteral or oral corticosteroids within 30 days prior to screening. Inhaled steroids are allowed.
  • Any confirmed or suspected immunosuppressive or immunodeficient condition, based on medical history and physical examination.
  • Any progressive or severe neurologic disorder, seizure disorder or Guillain-Barré syndrome.
  • History of Guillain-Barré syndrome within 6 weeks of receipt of prior inactivated influenza virus vaccine.
  • Received blood, blood products and/or plasma derivatives or any administration of immunoglobulin preparation within the three months prior to Visit 2, or planned during the study.
  • Participation in blood donation within 3 months or plasma donation within 1 month prior to Visit 2.
  • History of substance or alcohol abuse within the past 2 years.
  • History or any illness/condition that, in the opinion of the Investigator, might interfere with the results of the study or pose additional risk to the subjects due to participation in the study.
  • Any positive result on screening for serum hepatitis B surface antigen, hepatitis C antibody and HIV.
  • Pregnant or lactating female or intent to become pregnant during the clinic phase (up until and including Visit 4 for group 1 to 4 and Visit 3 for group 5 and 6) and for 2 months after the last vaccination.
  • History of Bell's palsy.
  • Ongoing regular use of intranasal sprays including corticosteroids and decongestants.
  • Ongoing cough, sinusitis, allergic rhinitis, nasal polyps or obstruction, including septum deviation significant enough to prevent bilateral administration of study vaccine.
  • Known bleeding diathesis, or any condition that may be associated with a prolonged bleeding time.
  • Subjects that are prone to nosebleed.

Trial locations and contacts

2 sites in 1 country.

Sweden2 sites
  • Site 2

    Linköping

  • Site 1

    Uppsala

Other trials in Sweden

About this study

Official title: A Phase I/II, Randomised, Placebo-controlled, Partially-blinded, Parallel-group Study to Assess the Safety, Tolerability and Immune Response Following Vaccination With Immunose™ FLU

The main purpose of the this study is to evaluate the safety and tolerability of Immunose™ FLU based on Endocine™ and quadrivalent influenza antigen.

Being tested
15 µg HA/strain and 1% Endocine™, 15 µg HA/strain and 2% Endocine™, 15 µg HA/strain, intramuscular comparator, intranasal comparator
Medical subject headings
Influenza, Human

What participants receive

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

  • 15 µg HA/strain and 1% Endocine™Biological

    intranasal administration

  • 15 µg HA/strain and 2% Endocine™Biological

    intranasal administration

  • 15 µg HA/strainBiological

    intranasal administration

  • intramuscular comparatorBiological

    intramuscular administration

  • intranasal comparatorBiological

    intranasal administration

  • Placebo, SalineBiological

    intranasal administration

Study groups in NCT02998996
Study groupRoleWhat they receive
Immunose™ FLU 1%,Experimental15 µg haemagglutinin(HA)/strain and 1% Endocine™
Receives: Biological: 15 µg HA/strain and 1% Endocine™
Immunose™ FLU 2%,Experimental15 µg HA/strain and 2% Endocine™
Receives: Biological: 15 µg HA/strain and 2% Endocine™
Influenza antigen,Experimental15 µg HA/strain
Receives: Biological: 15 µg HA/strain
Saline (NaCl),Placebo comparatorPlacebo
Receives: Biological: Placebo, Saline
i.m. comparator,Active comparator15 µg HA/strain
Receives: Biological: intramuscular comparator
i.n. comparatorActive comparatorNot described
Receives: Biological: intranasal comparator

What is being measured

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

  1. Local Tolerability - First Dose

    Local tolerability, as measured by at least one of the administration site reactions swelling, redness, pain and pruritus, regardless of severity.

    Measured: Pre-dose, and 15 and 120 min after study drug administration (Visit 2).

  2. Local Tolerability - Second Dose (Group 1-4 Only)

    Local tolerability, as measured by at least one of the administration site reactions swelling, redness, pain and pruritus, regardless of severity.

    Measured: Pre-dose, and 15 and 120 min after second study drug administration (Visit 3).

Timeline

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

  1. First posted21 Dec 2016 (estimated)
  2. Study startSep 2016
  3. Primary completion1 Jun 2017
  4. Study completion1 Jun 2017

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
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
162 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02998996
Sponsor's protocol ID
EURO 15-11
Status last verified
Oct 2018
First submitted
10 Nov 2016
Last updated
21 Feb 2019
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing 15 µg HA/strain and 1% Endocine™, 15 µg HA/strain and 2% Endocine™ and 15 µg HA/strain in people with Influenza, Human, run by Eurocine Vaccines AB at 2 sites in Sweden.

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 6 inclusion and 24 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 Feb 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 Sweden. 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?

Yes. Results are posted in the registry (first posted 21 Feb 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Local Tolerability - First Dose (time frame: Pre-dose, and 15 and 120 min after study drug administration (Visit 2).). 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 21 Feb 2019.

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