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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT06101173




Registration number
NCT06101173
Ethics application status
Date submitted
20/10/2023
Date registered
26/10/2023
Date last updated
4/12/2024

Titles & IDs
Public title
A Study to Evaluate the Safety and Immunogenicity of Recombinant Trivalent Poliomyelitis Vaccine (Sf-RVN Cell) in Healthy Adults
Scientific title
A Randomized, Observer-Blind, Positive-controlled Clinical Trial to Evaluate the Safety and Immunogenicity of Recombinant Trivalent Poliomyelitis Vaccine (Sf-RVN Cell) in Healthy Adults Aged 18-54 Years
Secondary ID [1] 0 0
CTP-VLP-001
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Poliomyelitis 0 0
Condition category
Condition code
Infection 0 0 0 0
Other infectious diseases

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Other - Recombinant Trivalent Poliomyelitis Vaccine (Sf-RVN Cell) (VLP-Polio)
Treatment: Other - Inactivated poliomyelitis vaccine (IPOL)
Treatment: Other - VLP-Polio
Treatment: Other - IPOL
Treatment: Other - VLP-Polio
Treatment: Other - IPOL

Experimental: Experimental vaccine group A, Low dose, Intramuscular injection (IM) - 1 dose of Low-adjuvant dose VLP-Polio vaccine on Visit 1

Active comparator: Control vaccine group A, IM - 1 dose of IPOL vaccine on Visit 1

Experimental: Experimental vaccine group B, Medium dose, Intramuscular injection (IM) - 1 dose of Medium dose VLP-Polio vaccine on Visit 1

Active comparator: Control vaccine group B, IM - 1 dose of IPOL vaccine on Visit 1

Experimental: Experimental vaccine group C, High dose, Intramuscular injection (IM) - 1 dose of High dose VLP-Polio vaccine on Visit 1

Active comparator: Control vaccine group C, IM - 1 dose of IPOL vaccine on Visit 1


Treatment: Other: Recombinant Trivalent Poliomyelitis Vaccine (Sf-RVN Cell) (VLP-Polio)
1 dose of VLP-Polio vaccine (0.5ml) on Visit 1

Treatment: Other: Inactivated poliomyelitis vaccine (IPOL)
1 dose of IPOL vaccine (0.5ml) on Visit 1

Treatment: Other: VLP-Polio
1 dose of VLP-Polio vaccine (0.5ml) on Visit 1

Treatment: Other: IPOL
1 dose of IPOL vaccine (0.5ml) on Visit 1

Treatment: Other: VLP-Polio
1 dose of VLP-Polio vaccine (0.5ml) on Visit 1

Treatment: Other: IPOL
1 dose of IPOL vaccine (0.5ml) on Visit 1
Intervention code [1] 0 0
Treatment: Other
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Occurrence of solicited adverse reactions (AEs) within 7 days post vaccination.
Assessment method [1] 0 0
Timepoint [1] 0 0
Within 7 days post vaccination
Secondary outcome [1] 0 0
Occurrence of unsolicited AEs within 28 days post-vaccination.
Assessment method [1] 0 0
Timepoint [1] 0 0
Within 28 days post-vaccination
Secondary outcome [2] 0 0
Occurrence of solicited AEs within 30 mins post-vaccination.
Assessment method [2] 0 0
Timepoint [2] 0 0
Within 30 mins post-vaccination
Secondary outcome [3] 0 0
Occurrence of abnormal safety laboratory parameters on Day 3, Day 8.
Assessment method [3] 0 0
Timepoint [3] 0 0
Day 3, Day 8 post-vaccination
Secondary outcome [4] 0 0
Occurrence of serious adverse events (SAEs) during the study period.
Assessment method [4] 0 0
Timepoint [4] 0 0
Through study completion, an average of 6 months
Secondary outcome [5] 0 0
Geometric mean titer (GMT) of neutralizing antibodies against poliovirus type 1, 2, and 3 on Day 1 before vaccination and Day 29 and Day 180 after the vaccination.
Assessment method [5] 0 0
Timepoint [5] 0 0
Day 1 before vaccination and Day 29 and Day 180 after the vaccination
Secondary outcome [6] 0 0
Geometric mean fold increase (GMI) of neutralizing antibodies against poliovirus type 1, 2, and 3 on Day 1 before vaccination and Day 29 and Day 180 after the vaccination.
Assessment method [6] 0 0
Timepoint [6] 0 0
Day 1 before vaccination and Day 29 and Day 180 after the vaccination
Secondary outcome [7] 0 0
Seroconversion rate of neutralizing antibodies against poliovirus type 1, 2, and 3 on Day 1 before vaccination and Day 29 and Day 180 after the vaccination.
Assessment method [7] 0 0
Timepoint [7] 0 0
Day 1 before vaccination and Day 29 and Day 180 after the vaccination

Eligibility
Key inclusion criteria
* Male and female volunteers aged 18 to 54 years at time of screening.
* Participants who can understand and comply with the study procedures, understand the risks involved in the study, and provide written informed consent.
* Healthy or in stable health participants with pre-existing, stable, well-controlled disease, defined as mild disease or medical condition not requiring medical therapy or not requiring a change in medical therapy due to worsening of disease during the 6 months before enrollment may be enrolled at the discretion of the investigator.
* Female participants of childbearing potential must have a negative pregnancy test at screening and before the administration of investigational vaccine and have been using/ agree to use an adequate form of contraception 30 days prior to screening until 180 days post administration.
* Male participants must agree to use adequate contraception 30 days prior to screening until 180 days after the vaccination.
Minimum age
18 Years
Maximum age
54 Years
Sex
Both males and females
Can healthy volunteers participate?
Yes
Key exclusion criteria
* Tympanic temperature >37.4°C.
* Evidence of excessive alcohol or drug abuse.
* Have received any polio vaccines within 6 months prior to screening.
* History of severe allergic reaction (e.g., anaphylaxis) to any component of the vaccine.
* Pregnant or lactating at screening or planning to become pregnant (self or partner) at any time during the study, including the follow-up period.
* History of epilepsy or convulsions.
* Have developmental cognitive disability, dementia, or intellectual disabilities.
* Immune deficiency or immune suppressive treatment or auto-immune disease. For corticosteroids, a prednisone dose of <20 mg/day or equivalent is allowed. Inhaled and topical corticosteroids are allowed.
* Current diagnosis of polio or history of polio infection.
* Positive for HIV, Hepatitis B or Hepatitis C.
* Positive for COVID-19 test.
* Bleeding disorders or the usage of anticoagulants.
* Have received any other immunizations within 14 days prior to screening.
* Suffering from serious chronic disease or the disease is in progress and cannot be controlled, such as thyroid diseases (excluding thyroid nodules).
* Have received blood products within the past 3 months or plan to receive during the study period.
* Participate in other studies within 30 days (<30 days) before and/or during the study period.
* Abnormal safety laboratory parameters during the screening window that are clinically significant as per the judgement of the investigator.
* Any other factors that might interfere with the participant's participation for the full duration of the study, or is not in the best interest of the participants to participate, in the opinion of the treating investigator.

Study design
Purpose of the study
Prevention
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
Intervention assignment
Parallel
Other design features
Phase
Phase 1
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Completed
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
15/01/2024
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
11/09/2024
Sample size
Target
Accrual to date
Final
72
Recruitment in Australia
Recruitment state(s)
VIC
Recruitment hospital [1] 0 0
Nucleus Network Pty Ltd - Geelong
Recruitment hospital [2] 0 0
Nucleus Network Pty Ltd - Melbourne
Recruitment postcode(s) [1] 0 0
- Geelong
Recruitment postcode(s) [2] 0 0
- Melbourne

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
CanSino Biologics Inc.
Country
Other collaborator category [1] 0 0
Commercial sector/industry
Name [1] 0 0
Novotech (Australia) Pty Limited
Country [1] 0 0

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Public notes

Contacts
Principal investigator
Name 0 0
Christina Chang, Dr
Address 0 0
Nucleus Network Pty Ltd.
Country 0 0
Phone 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Email 0 0
Contact person for scientific queries

No information has been provided regarding IPD availability


What supporting documents are/will be available?

No Supporting Document Provided



Results publications and other study-related documents

No documents have been uploaded by study researchers.

Results not provided in https://clinicaltrials.gov/study/NCT06101173