A Clinical Trial of Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried in a Population Aged 10 to 60 Years

NCT ID: NCT07275645

Last Updated: 2025-12-18

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

NOT_YET_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

3000 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-12-18

Study Completion Date

2027-02-18

Brief Summary

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A total of 3,000 participants will be enrolled, stratified by age into two groups: 600 participants aged 10-17 years and 2,400 participants aged 18-60 years. Within each age group, participants will be randomly assigned in a 1:1:1:1:1 ratio to one of five vaccination schedule groups: Essen Control Group (Group A), Essen Experimental Group (Group B), Zagreb Experimental Group (Group C), Simplified Four-Dose Group 1 (Group D), and Simplified Four-Dose Group 2 (Group E).

Among participants in the four experimental groups-Essen Experimental Group, Zagreb Experimental Group, Simplified Four-Dose Group 1, and Simplified Four-Dose Group 2-stratified block randomization will be applied. Within each age group and each vaccination schedule group, participants will be further randomized in a 1:1:1 ratio into three subgroups: those receiving a booster dose at Day 90 after completion of the primary immunization, those receiving a booster dose at Day 180, and those undergoing assessment of immune persistence at Day 360 after completion of the primary immunization.

Detailed Description

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Conditions

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Rabies

Keywords

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Rabies Rabies vaccine

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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Simplified Four-Dose Group 1

Group Type EXPERIMENTAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

Intervention Type BIOLOGICAL

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 4 doses will be administered at Day 0, 3, 7 and 14. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Simplified Four-Dose Group 2

Group Type EXPERIMENTAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

Intervention Type BIOLOGICAL

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 4 doses will be administered at Day 0, 3, 7, and 28. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Essen Control Group

Group Type ACTIVE_COMPARATOR

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

Intervention Type BIOLOGICAL

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 5 doses will be administered at Day 0, 3, 7, 14, and 28.

Essen Experimental Group

Group Type EXPERIMENTAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

Intervention Type BIOLOGICAL

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 5 doses will be administered at Day 0, 3, 7, 14, and 28. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Zagreb Experimental Group

Group Type EXPERIMENTAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

Intervention Type BIOLOGICAL

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. Two doses will be administered on Day 0, followed by one dose each on Days 7 and 21, for a total of 4 doses. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Interventions

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Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 5 doses will be administered at Day 0, 3, 7, 14, and 28. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Intervention Type BIOLOGICAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. Two doses will be administered on Day 0, followed by one dose each on Days 7 and 21, for a total of 4 doses. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Intervention Type BIOLOGICAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 4 doses will be administered at Day 0, 3, 7 and 14. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Intervention Type BIOLOGICAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 4 doses will be administered at Day 0, 3, 7, and 28. Some participants will also undergo re-exposure immunization, receiving one additional dose of the vaccine on Days 0 and 3 of the re-exposure phase.

Intervention Type BIOLOGICAL

Rabies Vaccine(Human Diploid Cell)for Human Use,Freeze-dried

The vaccine will be administered via intramuscular injection into the deltoid muscle of the upper arm, with a human dose of 1.0 ml per injection. A total of 5 doses will be administered at Day 0, 3, 7, 14, and 28.

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

* Aged between 10 and 60 years at the time of enrollment.
* The participant and/or their legal guardian voluntarily agrees to participate in the trial and signs the informed consent form.
* The participant and their family are able to comply with the trial follow-up schedule as required by the protocol (no plans for extended absence or relocation from the study site).
* Female participants are neither pregnant nor lactating (negative urine pregnancy test prior to vaccination), and have no plans to become pregnant within 2 months after enrollment.

Exclusion Criteria

* Axillary body temperature ≥37.3°C at screening.
* History of rabies vaccination or administration of rabies-specific passive immunization products, or history of bites/scratches by dogs or other mammals within the past year.
* History of severe allergic reactions requiring medical intervention to any vaccine or vaccine components, such as anaphylactic shock, allergic laryngeal edema, allergic purpura, Arthus reaction, severe urticaria, or angioedema.
* Fever, acute or chronic infectious diseases (e.g., active tuberculosis, viral hepatitis), or acute exacerbation of chronic illness within 3 days before the first vaccine dose.
* Receipt of blood, blood products, or immunoglobulins within 3 months prior to the first vaccine dose, or planned use of such products within 1 month after the final vaccine dose.
* Receipt of any other vaccines within 14 days prior to the first vaccine dose.
* Asplenia or functional asplenia due to any condition (e.g., splenectomy).
* Diagnosed congenital or acquired immunodeficiency (including HIV infection), or treatment with immunosuppressive agents within the past 3 months (e.g., systemic corticosteroids for ≥14 days at doses ≥2 mg/kg/day or ≥20 mg/day of prednisone or equivalent).
* Presence of severe congenital malformations, autoimmune (hereditary) diseases, or severe chronic conditions (including but not limited to: thalassemia, heart disease, kidney disease, diabetes, hereditary allergic constitution, Guillain-Barré syndrome, etc.)
* Personal or family history of convulsions, epilepsy, encephalopathy, or psychiatric disorders.
* Contraindications to intramuscular injection (e.g., diagnosed thrombocytopenia, any coagulation disorder, or current use of anticoagulant therapy).
* Uncontrolled hypertension (e.g., systolic BP ≥160 mmHg and/or diastolic BP ≥100 mmHg at screening for adults aged 18 years and above).
* Currently participating in another clinical trial involving investigational or unregistered products (drugs or vaccines), or planning to participate in another clinical trial before completion of this study.
* Any condition that, in the opinion of the investigator, may interfere with the evaluation of the study objectives.


* Positive urine pregnancy test;
* Severe anaphylaxis after the previous dose;
* Grade 4 adverse events associated with trial vaccination after the previous dose;
* Exposure during the course (bite or scratch from dogs, cats or other mammals);
* Participant has any other conditions that warrant discontinuation of vaccination as determined by the investigator.
Minimum Eligible Age

10 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Ab&B Bio-tech Co., Ltd.JS

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Qichun County Center for Disease Control and Prevention

Huanggang, Hubei, China

Site Status

Yunyang District Center for Disease Control and Prevention

Shiyan, Hubei, China

Site Status

Zhushan county Center for Disease control and Prevention

Shiyan, Hubei, China

Site Status

Gucheng county Center for Disease control and Prevention

Xiangyang, Hubei, China

Site Status

Xiangzhou District Center for Disease Control and Prevention

Xiangyang, Hubei, China

Site Status

Countries

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China

Central Contacts

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Xue Zhao

Role: CONTACT

Phone: +8618168168075

Email: [email protected]

Other Identifiers

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HDCV-ZHSW-04

Identifier Type: -

Identifier Source: org_study_id