Status:

COMPLETED

Heterologous Boost Immunization with an Aerosolised Ad5-nCoV After Two-dose Priming with an Inactivated SARS-CoV-2 Vaccine

Lead Sponsor:

Jiangsu Province Centers for Disease Control and Prevention

Collaborating Sponsors:

Anhui Provincial Center for Disease Control and Prevention

Shandong Province Centers for Disease Control and Prevention

Conditions:

COVID-19

Eligibility:

All Genders

18+ years

Phase:

PHASE3

Brief Summary

This is a multicenter, open-label, partially radomized, parallel-controlled clinical trial to evaluate the safety and immunogenicity of heterologous prime-boost immunization with an aerosolised adenov...

Eligibility Criteria

Inclusion

  • Health subjects aged ≥18 years.
  • Have received two-dose inactivated SARS-CoV-2 vaccine before 6 months or more.
  • The subject can provide with informed consent and sign informed consent form (ICF).
  • The subjects are able to and willing to comply with the requirements of the clinical trial program and could complete the 6-month follow-up of the study.

Exclusion

  • Have the medical history or family history of convulsion, epilepsy, encephalopathy and psychosis.
  • Be allergic to any component of the research vaccines, or used to have a history of hypersensitivity or serious reactions to vaccination.
  • Women with positive urine pregnancy test.
  • Have acute febrile diseases and infectious diseases.
  • Axillary temperature\>37.0℃.
  • Have serious cardiovascular disease, such as arrhythmia, conduction block, myocardial infarction, severe hypertension that cannot be controlled by medication (systolic blood pressure ≥180mmHg and/or diastolic blood pressure ≥110mmHg when measured in the field).
  • Have severe chronic diseases or condition in progress cannot be smoothly controlled, such as asthma, diabetes, thyroid disease.
  • Congenital or acquired angioedema / neuroedema.
  • Have the history of urticaria 1 year before receiving the investigational vaccine.
  • Have asplenia or functional asplenia.
  • Patients with chronic obstructive pulmonary disease, pulmonary fibrosis and other pulmonary abnormalities.
  • Have history of SARS-CoV-2 infection or COVID-19.
  • Have symptoms of upper respiratory tract infection.
  • Have traveled to medium or high risk areas or traveled abroad in the past 21 days, and epidemiologically contacted with SARS-CoV-2.
  • Any medical, psychological, social, or other conditions that, in the investigator's judgment, are inconsistent with the protocol or affect the subject's informed consent.

Key Trial Info

Start Date :

January 22 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

October 27 2022

Estimated Enrollment :

10285 Patients enrolled

Trial Details

Trial ID

NCT05204589

Start Date

January 22 2022

End Date

October 27 2022

Last Update

February 21 2025

Active Locations (1)

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Jiangsu Provincial Center for Diseases Control and Prevention

Nanjing, Jiangsu, China, 210009