An Open Comparative Study of the Effectiveness and Incomparable Study of the Immunogenicity and Safety of the Vaccine (CoviVac) for Adults Aged 60 Years and Older

NCT ID: NCT05765773

Last Updated: 2023-03-13

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE2

Total Enrollment

200 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-07-01

Study Completion Date

2023-03-01

Brief Summary

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An Open Comprative Study of the Prophylactic Efficacy and a Non-comparative Study of the Immunogenicity and Safety of the Inactivated Whole-virion Concentrated Purified Coronavirus Vaccine (CoviVac) Produced by FSBSI "Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products" for Adults Aged 60 Years and Older

Detailed Description

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An open comparative multicenter prospective study with retrospective data.

Conditions

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Corona Virus Infection Vaccine COVID-19

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

SINGLE

Participants

Study Groups

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The study group consisted of 200 volunteers

The study group is planned to screen a maximum of 250 volunteers inclusive, of which it is planned to include 200 men and women aged 60 years and older who meet the criteria for inclusion in the study and do not have non-inclusion criteria.

Group Type EXPERIMENTAL

CoviVac vaccine (inactivated whole-virion concentrated purified) manufactured by FSBSI "Chumakov FSC R&D IBP RAS"

Intervention Type BIOLOGICAL

200 volunteers who will be vaccinated with the CoviVac vaccine three times with an interval of 21 days intramuscularly at a dose of 0.5 ml.

Control group

Retrospective immunogenicity data obtained in the framework of clinical study № VKI-I/II-08/20 on healthy volunteers aged 18-60 years.

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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CoviVac vaccine (inactivated whole-virion concentrated purified) manufactured by FSBSI "Chumakov FSC R&D IBP RAS"

200 volunteers who will be vaccinated with the CoviVac vaccine three times with an interval of 21 days intramuscularly at a dose of 0.5 ml.

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

Type of participants

• Healthy volunteers or volunteers with a history of stable diseases that do not meet any of the criteria for non-inclusion in the study.


* Written informed consent of volunteers to participate in a clinical trial
* Volunteers who are able to fulfill the Protocol requirements (i.e., fill out a self-observation Diary, come to control visits).


• Participation in any other clinical trial within the last 3 months.

* Any condition of a volunteer that requires, in the reasoned opinion of a medical researcher, the withdrawal of a volunteer from the study;
* Taking unauthorized medications (see section 6.2);
* The volunteer refuses to cooperate or is undisciplined (for example, failure to attend a scheduled visit without warning the researcher and/or loss of communication with the volunteer), or dropped out of observation;
* For administrative reasons (termination of the study by the Sponsor or regulatory authorities), as well as in case of gross violations of the Protocol that may affect the results of the study.

Exclusion Criteria

SARS-CoV-2 infection • A case of established COVID-19 disease confirmed by PCR and/or ELISA in the last 6 months.

Diseases or medical conditions

* Serious post-vaccination reaction (temperature above 40 C, hyperemia or edema more than 8 cm in diameter) or complication (collapse or shock-like condition that developed within 48 hours after vaccination; convulsions, accompanied or not accompanied by a feverish state) to any previous vaccination.
* Burdened allergic history (anaphylactic shock, Quincke's edema, polymorphic exudative eczema, serum sickness in the anamnesis, hypersensitivity or allergic reactions to the introduction of any vaccines in the anamnesis, known allergic reactions to vaccine components, etc.).
* Guillain-Barre syndrome (acute polyradiculitis) in the anamnesis.
* The axillary temperature at the time of vaccination is more than 37.0 ° C.
* Acute infectious diseases (recovery earlier than 4 weeks before vaccination) according to anamnesis.
* Donation of blood or plasma (in the amount of 450 ml or more) less than 2 months before inclusion in the study.
* Severe and/or uncontrolled diseases of the cardiovascular, bronchopulmonary, neuroendocrine systems, gastrointestinal tract, liver, kidneys, hematopoietic, immune systems.
* Is registered at the dispensary for tuberculosis, leukemia, oncological diseases, autoimmune diseases.
* Any confirmed or suspected immunosuppressive or immunodeficiency condition in the anamnesis.
* Splenectomy in the anamnesis.
* Neutropenia (decrease in the absolute number of neutrophils less than 1000/mm3), agranulocytosis, significant blood loss, severe anemia (hemoglobin less than 80 g/l) according to anamnesis.
* Anorexia according to anamnesis.

Prior or concomitant therapy

* Vaccination with any vaccine carried out within 30 days before vaccination / the first dose of the studied vaccine or planned administration within 30 days after vaccination / the last dose of the studied vaccine.
* Prior vaccination with an experimental or registered vaccine that may affect the interpretation of the study data (any coronavirus or SARS vaccines).
* Long-term use (more than 14 days) of immunosuppressants or other immunomodulatory drugs (immunoregulatory peptides, cytokines, interferons, immune system effector proteins (immunoglobulins), interferon inducers (cycloferon) during the six months preceding the study, according to anamnesis.
* Treatment with systemic glucocorticosteroids (≥ 20 mg of prednisone, or an analog, for more than 15 days during the last month).
* Volunteers who received immunoglobulin preparations or blood transfusion during the last 3 months prior to the start of the study according to anamnesis.


* Withdrawal of Informed consent by a volunteer;
Minimum Eligible Age

60 Years

Maximum Eligible Age

99 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Chumakov Federal Scientific Center for Research and Development of Immune-and-Biological Products

OTHER_GOV

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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State Budgetary Healthcare Institution of the Moscow region "Elektrostal Central City Hospital"

Elektrostal, Moscow Oblast, Russia

Site Status

Federal State Budgetary Scientific Institution "I.I. Mechnikov Scientific Research Institute of Vaccines and Serums"

Moscow, , Russia

Site Status

FSBSI Chumakov FSC R&D IBP RAS

Moscow, , Russia

Site Status

Private healthcare institution "Clinical Hospital "Russian Railways-Medicine" named after N.A. Semashko"

Moscow, , Russia

Site Status

Limited Liability Company "Scientific Research Center Ecosecurity"

Moscow, , Russia

Site Status

Federal State Budgetary Healthcare Institution "Medical and Sanitary Unit No. 163 of the Federal Medical and Biological Agency"

Novosibirsk, , Russia

Site Status

Federal State Budgetary Educational Institution of Higher Education "Perm State Medical University named after Academician E.A. Wagner" of the Ministry of Health of the Russian Federation

Perm, , Russia

Site Status

Countries

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Russia

Other Identifiers

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№ VKI-P-II-07/21

Identifier Type: -

Identifier Source: org_study_id

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