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InfluenzaPhase 2NCT05095545

Dose Range Study to Evaluate the Efficacy and Safety of AV5080 in Patients With Influenza

A Phase 2 study testing AV5080 in people with Influenza, run by Viriom at 10 sites in Russia.

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

Assessment of the effect reached with the different doses of AV5080 on the duration and severity of influenza symptoms based on the incidence of their resolution within 96 hours from study treatment initiation compared to Placebo. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Influenza
What is being tested?
AV5080
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
135 participants
Where
10 sitesRussia
Study dates
13 Nov 2017to 30 Aug 2019
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 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Signed informed consent;
  • Males and females between 18 and 65 years old (inclusive);
  • Outpatients and those hospitalized for epidemiological reasons with mild and moderate severity diagnosed influenza (ICD 10: J10 Influenza caused by an identified influenza virus) without complications; The severity of influenza is defined under the Influenza in the Influenza in Adults Clinical Guidelines of the National Scientific Society of the Infectious Diseases Specialists;
  • Positive enzyme-linked immunosorbent assay for influenza virus at screening;
  • At least one episode of an increased body temperature up to 38°C and above within 48 hours before screening;
  • The presence of at least one of the following symptoms of moderate severity on screening: Headache, weakness/malaise, myalgia/muscle ache, hot flash/chills;
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  • Duration of the disease not exceeding 48 hours (according to the patient) on screening;
  • Consent of patients to use adequate contraception methods throughout the study. Adequate contraception methods include:
  • Oral contraceptives or contraceptive patches;
  • Condoms or diaphragms (barrier method) with spermicide; or
  • An intrauterine device.

Who cannot join

  • Pregnant or breastfeeding women or women planning to become pregnant during the clinical study; women of child-bearing potential (including women in their post-menopausal period for less than two years) who do not use adequate contraception measures;
  • Individual intolerance of the AV5080 drug or its components;
  • Lactase deficiency, lactose intolerance, glucose-galactose malabsorption;
  • Influenza complications, signs of a bacterial infection or severe disease course at the screening (based on the criteria specified in the Influenza in Adults Clinical Guidelines of the National Scientific Society of Infectious Diseases Specialists, 2014);
  • The history of anti-influenza immunization within 12 months before the screening;
  • Participation in other clinical studies within three months before screening;
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  • Chronic respiratory system diseases (asthma, COPD);
  • Administration of neuraminidase inhibitors (zanamivir, oseltamivir), immunomodulators, systemic glucocorticoids, and antibiotics within one month before screening;
  • HIV infection, chronic hepatitis С or hepatitis B infection (according to the patient's history);
  • Significant cardiovascular diseases at present or within 12 months prior to screening including: class III or IV chronic heart failure (as defined by NYHA), severe arrhythmia requiring administration of class Ia, Ib, Ic or III anti-arrhythmic drugs, non-stable angina, myocardial infarction, previous surgery on the heart and coronary vessels, significant heart valves diseases, transient ischemic attack or stroke, uncontrollable hypertension with systolic BP > 180 mmHg and diastolic BP > 110 mmHg, pulmonary embolism or deep vein thrombosis;
  • Chronic alcohol abuse, drug abuse or addiction to the other chemicals in history;
  • Inability to read or write; unwillingness to understand and comply with the Protocol procedures; non-compliance with the drug dosing regimen or procedures which, in the Investigator's opinion, may affect the study results or the patient's safety and prevent the patient to participate in the study; any other concomitant diseases or severe mental disorders, which make the patient ineligible to participate in the study, limit the legal basis for Informed Consent procedure, or may affect the patient's ability to participate in the study.

Trial locations and contacts

10 sites in 1 country.

10 sites in 1 country

Russia10 sites
  • City polyclinic №10

    Kazan'

  • Infectious Clinical Hospital No. 1 of the Moscow City Health Department

    Moscow

  • GBUZ NO Infections Clinical Hospital No.2

    Nizhny Novgorod

  • Podolsk City Clinical Hospital №3

    Podolsk

  • City Hospital No. 1 n.a. ON. Semashko

    Rostov-on-Don

  • City Clinical Hospital of Infectious Diseases No. 17

    Saint Petersburg

  • City hospital №40

    Saint Petersburg

  • Federal Research Center Institute of Cytology and Genetics, Siberian Branch of the Russian Academy of Sciences

    Stavropol

  • Voronezh Regional Clinical Infectious Diseases Hospital

    Voronezh

  • Medical Center for Diagnostics and Prevention Plus, LLC

    Yaroslavl

Other trials in Russia

About this study

Official title: Multi-center, Randomized, Double-blind, Placebo-controlled, Dose-ranging Study to Assess the Efficacy and Safety of the AV5080 Drug in Patients With Influenza

Assessment of the effect reached with the different doses of AV5080 on the duration and severity of influenza symptoms based on the incidence of their resolution within 96 hours from study treatment initiation compared to Placebo.

The absence of influenza symptoms or their reduction to mild severity for at least 24 hours indicates the resolution of influenza.

Read the detailed description

The study was a multi-center, double-blind, randomized, parallel- group clinical study to assess the efficacy and safety of different AV5080 doses as compared to placebo in patients with influenza during the 5-day treatment period.

The study included only patients with influenza of mild and moderate severity, without complications, both outpatients and those hospitalized for epidemiological reasons. The study included three periods for each patient: Screening, randomization, and study treatment, follow up period.

Conditions
Influenza
Being tested
AV5080, Placebo
Keywords
Influenza treatment in adults
Medical subject headings
Influenza, Human

What participants receive

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

  • AV5080Drug

    Hard gelatin capsules with a white body

  • PlaceboOther

    Hard gelatin capsules with a white body

Study groups in NCT05095545
Study groupRoleWhat they receive
Group 1ExperimentalAV5080 80 mg"/day (80 mg in the morning + placebo in the evening)
Receives: Drug: AV5080
Group 2ExperimentalAV5080 160 mg"/day (80 mg in the morning + 80 mg in the evening)
Receives: Drug: AV5080
Group 3Placebo comparator"Placebo" (placebo in the morning + placebo in the evening)
Receives: Other: Placebo

What is being measured

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

  1. Percentage of patients who reported resolution of influenza symptoms within 96 hours from the start of therapy

    The absence of influenza symptoms or their reduction to mild severity for at least 24 hours indicates the resolution of influenza.

    Measured: 30 days

Secondary outcomes (4)
  1. Time to symptoms resolution

    The time before the resolution of influenza symptoms

    Measured: 30 days

  2. Incidence rate of influenza virus elimination until Day 6

    The incidence rate of influenza virus elimination from mucous membranes of the nasopharynx and oropharynx until Day 6

    Measured: 6 days

  3. Change in titer of antibodies on Day 15 compared to baseline;

    Change in titer of IgG and IgM antibodies to influenza A and B virus on Day 15 compared to baseline;

    Measured: 15 Days

  4. The incidence rate of influenza complications

    Measured: 29 Days

Timeline

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

  1. First posted27 Oct 2021
  2. Study start13 Nov 2017
  3. Primary completion7 Aug 2019
  4. Study completion30 Aug 2019

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
Single blind
Who is masked
Outcomes assessor
Enrolment
135 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05095545
Sponsor's protocol ID
FLU-AV5080-02
Status last verified
Oct 2021
First submitted
22 Oct 2021
Last updated
27 Oct 2021
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 2 study testing AV5080 in people with Influenza, run by Viriom at 10 sites in Russia.

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: finished, as of the sponsor's last update on 27 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 10 sites in Russia. 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 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?

Percentage of patients who reported resolution of influenza symptoms within 96 hours from the start of therapy (time frame: 30 days). 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 27 Oct 2021.

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