Status:

COMPLETED

Phase IIB Study of Recombinant Novel Coronavirus Vaccine

Lead Sponsor:

Fundación Huésped

Collaborating Sponsors:

Dalhousie University

CanSino Biologics Inc.

Conditions:

COVID-19 Vaccine

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

This is an open-label and non-randomized study to demonstrate the immunogenicity and safety profile in adults that received the Ad5-nCoV vaccine at least 21 days but no later than 90 days after the fi...

Detailed Description

There are 4 planned site visits in total: V1 (day0), V2 (day21), V3 (month 3), V4 (month 6) Healthy adults aged 18 years and above in Argentina will be informed by a procedure approved by the ethical ...

Eligibility Criteria

Inclusion

  • Participants aged 18 years and above at the time of randomization.
  • Provide written informed consent.
  • Axillary temperature ≤ 37℃.
  • Never received any investigational or licensed COVID-19 vaccine other than the 1st dose of Sputnik V with an interval of 21-90 days before the study.
  • Subjects are eligible for immunization of this product as evaluated by investigators after medical history examination, physical examination and clinical judgment of health.

Exclusion

  • Have a history of seizures, epilepsy, encephalopathy, psychosis.
  • History of anaphylaxis to any vaccine component.
  • Positive urine pregnancy test result, pregnant, lactation women, or intend to become pregnant within the next 6 months.
  • Congenital or acquired angioedema/neuroedema.
  • Medical history of Guillain-Barré syndrome.
  • Asplenia or functional absence of spleen.
  • Bleeding disorder (e.g. protein S or factor deficiency, coagulopathy or platelet disorder), or prior history of significant bleeding or bruising following IM injections or venipuncture.
  • Any confirmed or suspected immunosuppressive or immunodeficient state; received immunosuppressive therapy, cytotoxic therapy, or chronic corticosteroids (excluding corticosteroid spray therapy for allergic rhinitis and surface corticosteroid therapy for acute non-complicated dermatitis) within the past 6 months,
  • History of chronic systematic infection.
  • Administration of immunoglobulins and/or any blood products within three months prior to the planned administration of the vaccine candidate.
  • Receiving anti-tuberculosis or cancer treatment.
  • History of laboratory-confirmed COVID-19, or has a positive result at the examination of SARS-CoV-2 antigen before vaccination.
  • Planned to receive any vaccine (licensed or investigational), other than the study intervention, within 14 days before and after study vaccination.
  • Continuous use of anticoagulants, such as coumarins and related anticoagulants (i.e. warfarin) or novel oral anticoagulants (i.e. apixaban, rivaroxaban, dabigatran and edoxaban).
  • Any other significant disease, disorder or finding which may significantly increase the risk to the volunteer because of participation in the study, and affect the ability of the volunteer to participate in the study or impair interpretation of the study data.

Key Trial Info

Start Date :

October 1 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 15 2023

Estimated Enrollment :

88 Patients enrolled

Trial Details

Trial ID

NCT05293223

Start Date

October 1 2021

End Date

December 15 2023

Last Update

June 25 2025

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Fundación Huésped

Ciudad Autónoma de Buenos Aires, Buenos Aires, Argentina, 1202

2

Centro de vacunación PREVIVAX

Ciudad Autonoma de Buenos Aire, Ciudad Autónoam de Buenos Aires, Argentina, 1414

3

Centro de Investigación y Prevención Cardiovascular CIPREC

Buenos Aires, Argentina, 1119