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PolioNCT06058429

Immunogenicity of After Primary Immunization and Booster Immunization of sIPV

An observational study of Polio, run by Sinovac Biotech Co., Ltd at 1 site in China.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This study was conducted on the basis of "Safety Observation of Sabin Strain Inactivated Polio Vaccine (Vero Cell) on primary Immunization, Booster Immunization and Simultaneous Vaccination with Other Vaccines in Infants and Young Children(ID: PRO-sIPV-MA4001-JX). Read more about this study

Who is it for?
Ages 2 to 27 months
Conditions the study is for
Polio
Type of treatment
Vaccines
How many people
233 participants
Where
1 siteChina
Study dates
16 Aug 2023to 31 Dec 2023
Phase
Observational
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 2 to 27 months
  • All sexes
  • Child

Study population: Subjects in the Primay immunization group(aged 2-3 months) need to complete 3 doses of sIPV vaccination, and the simultaneous vaccination group DTaP needs to complete 3 doses of vaccination; the booster immunity group(aged more than 18 months) needs to complete sIPV vaccination, and the simultaneous vaccination group needs to complete the corresponding vaccination

Who may be able to join

  • Participated in the previous study (ID: PRO-sIPV-MA4001-JX)
  • Subjects in the Primay immunization group(aged 2-3 months) need to complete 3 doses of sIPV vaccination, and the simultaneous vaccination group DTaP needs to complete 3 doses of vaccination; the booster immunity group(aged more than 18 months) needs to complete sIPV vaccination, and the simultaneous vaccination group needs to complete the corresponding vaccination;
  • There should be an interval of 1-9 months between the last dose of vaccination and the date of blood sample collection;
  • The guardian of subjects need to agree to sign the informed consent form.

Who cannot join

  • The interval between vaccination and blood collection is less than 1 month, or more than 9 months;
  • Subjects were participating in other clinical studies of vaccines or drugs;
  • Other conditions that make subjects unsuitable for participating in this study judged by investigator's

Trial locations and contacts

1 site in 1 country.

China1 site
  • Jiangxi Center for Disease Control and Prevention

    Nanchang, Jiangxi, 330029

Other trials in China

About this study

Official title: Immunogenicity After Primary Immunization and Booster Immunization of Sabin Strain Inactivated Polio Vaccine (Vero Cells) in Infants and Young Children and Enterovirus Serological Monitoring Study

This study was conducted on the basis of "Safety Observation of Sabin Strain Inactivated Polio Vaccine (Vero Cell) on primary Immunization, Booster Immunization and Simultaneous Vaccination with Other Vaccines in Infants and Young Children(ID: PRO-sIPV-MA4001-JX). Blood samples were collected in about 200 qualified subjects 1-9 months after their last vaccination of sIPV. And immunogenicity of sIPV and other vaccines simultaneously administrated will be tested, the antibodies against enterovirus (including EV71、CA16、CA6 and CA10) will also be tested.

Conditions
Polio
Being tested
no intervention
Keywords
immunogenicity of sIPV, primary immunization, booster immunization, simulteneous immunization, serology of antibodies against enterovirus
Medical subject headings
Poliomyelitis

What participants receive

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

  • no interventionOther

    This is an observation study after vaccination, no intervention will be used

Study groups in NCT06058429
Study groupRoleWhat they receive
2-3 months infants groupSubjects in this group had recieved three dose of sIPV as primay immunization, and about half of them recieved DTaP simultaneously.
Receives: Other: no intervention
18 months children groupSubjects in this group had recieved one dose of sIPV as booster immunization, and about half of them recieved MMR or hepatitis A vacine(live-attenuated or inactivated) simultaneously.
Receives: Other: no intervention

What is being measured

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

  1. Antibody positivity rate of sIPV vaccine after primary immunization in infants

    Measured: 1 month

  2. Antibody positivity rate of sIPV after booster immunization with sIPV vaccine in young children

    Measured: 1 month

  3. seropositive rate of antibodies against different enteroviruses (EV71/CA16/CA6/CA10) in infants and young children

    Measured: 1 month

Secondary outcomes (3)
  1. GMT of sIPV vaccine after primary immunization in infants

    Measured: 1 month

  2. GMT of sIPV after booster immunization with sIPV vaccine in young children

    Measured: 1 month

  3. GMT of antibodies against different enteroviruses

    Measured: 1 month

Timeline

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

  1. First posted28 Sep 2023
  2. Study start16 Aug 2023
  3. Primary completion7 Sep 2023
  4. Study completion31 Dec 2023 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Other
Time perspective
Prospective
Enrolment
233 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06058429
Sponsor's protocol ID
PRO-sIPV-MA4001-1-JX
Status last verified
Oct 2023
First submitted
21 Sep 2023
Last updated
26 Oct 2023
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Guo S, Li Z, Zheng M, Wu F, Sun J, Tuo L, Li S, Li X, Wei L, Xia Z, Xie P, Chen X, Zhao Y, Gao Y, Yu D. Safety and 6-month immune persistence of inactivated poliovirus vaccine (Sabin strains) simultaneously administrated with other vaccines for primary and booster immunization in Jiangxi Province, China. Vaccine. 2024 Aug 30;42(21):126183. doi: 10.1016/j.vaccine.2024.126183. Epub 2024 Jul 31.

    PubMed 39088987

Questions about this trial

What is this clinical trial studying?

An observational study of Polio, run by Sinovac Biotech Co., Ltd at 1 site in China.

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 4 inclusion and 3 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: status not confirmed, as of the sponsor's last update on 26 Oct 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. 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. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

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?

Antibody positivity rate of sIPV vaccine after primary immunization in infants (time frame: 1 month). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT06058429, which also lists 1 linked publication.

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 26 Oct 2023.

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