A Clinical Trial of Rabies Vaccine（Human Diploid Cell）for Human Use,Freeze-dried

Recruiting now · Phase 1

Conditions studied: Rabies

In brief

The Phase 1 clinical trial of the freeze-dried human rabies vaccine (human diploid cells) will be conducted on participants aged 10 to 60. This study will design a single-arm, randomized, open-access trial with different immunization schedules (5-dose schedule and 2-1-1 schedule) to evaluate the safety and tolerability of the vaccine in participants aged 10 to 60

Key facts

Study ID: NCT07021703
Run by: Ningbo Rongan Biological Pharmaceutical Co., Ltd.
People needed: 60
Starts: 2025-05-23
Expected to finish: 2025-12-31
Last updated by the study team: 2025-06-15

Who can join

Age: 10 and older, up to 60. Sex: any. Healthy volunteers: accepted.

You may qualify if…

(1) The participants' ages range from 10 to 60 years old (≥10 years old and <61 years old).
(2) Participants aged 10 to 17 and their guardians can provide valid identification documents, and participants aged 18 to 60 can provide their own valid identification documents.
(3) Participants aged 10 to 17 and their guardians, as well as participants aged 18 to 60, can sign the informed consent form voluntarily to participate in the trial, fully understand the trial procedures, the risks of participating in the trial, and other intervention measures that can be chosen if they do not participate in the trial, etc.
(4) Possess basic reading and writing skills, and be capable of reading, understanding and filling in diary cards and contact cards; (5) Female participants with fertility must also meet the following conditions: 1) They have taken effective contraceptive measures within two weeks prior to participating in this trial; 2) Have no plans to have children within 6 months from the start of participating in this trial until the full vaccination. 3) Understand and agree to take effective contraceptive measures during the trial period (from the first dose to within 6 months after the full vaccination). Effective contraceptive measures include: condoms (for men), intrauterine devices, oral contraceptives (excluding emergency contraceptives), sterilization, abstention, injection or implantable contraception, sustained-release local contraceptives, hormone patches, diaphragms, cervical caps, etc. External ejaculation and safe period contraception are not regarded as effective contraceptive measures.

You may not qualify if…

For the standards marked with *, if the participants have the circumstances stipulated in the standard, the visit can be rescheduled when they no longer have these circumstances
After inquiry, it is found that there is a history of rabies vaccination or the use of passive immunization preparations for rabies virus.
There was a history of injury from rabies virus-susceptible animals (such as cats and dogs) before the first dose of vaccination;
The axillary body temperature of the participants on the day of enrollment was ≥37.3℃*;
Those whose various examination results during the screening period are abnormal and are determined by clinicians to be of clinical significance;
Women who have a positive urine pregnancy test before vaccination (on the day of vaccination), or who, after assessment, cannot rule out the possibility of pregnancy or are breastfeeding;
Hypertension that cannot be controlled by medication, such as systolic blood pressure ≥140mmHg and/or diastolic blood pressure ≥90mmHg for participants aged 18 years and above before enrollment;
Allergy to any component of the vaccine used in the test, such as human albumin, sucrose, or maltose;
Those with a history of severe allergies in the past, such as anaphylactic shock, allergic laryngeal edema, allergic purpura, local allergic necrosis reaction (Arthus reaction), severe urticaria, allergic bronchitis, acquired angioedema, etc.
Has been diagnosed with congenital or acquired immune system diseases Such as Human Immunodeficiency Virus (HIV) infection, lymphoma, leukemia, systemic lupus erythematosus, rheumatoid arthritis, juvenile rheumatoid arthritis, inflammatory bowel disease or other immune diseases that researchers determine may affect the evaluation of the trial;
Known or suspected of having serious diseases, including severe respiratory diseases, liver and kidney diseases, cardiovascular and cerebrovascular diseases, malignant tumors, and other chronic diseases that are poorly controlled, etc.
Abnormal coagulation function (such as deficiency of coagulation factors, coagulation disorders, abnormal platelets) or coagulation disorders diagnosed by a doctor;
Anplenia or functional anplenia, as well as anplenia or splenectomy caused by any circumstances;
Previous or current clearly diagnosed neurological or mental disorders (including but not limited to dementia, schizophrenia, bipolar disorder, etc.) or confirmed epilepsy, convulsions, as well as other neurological or mental disorders that the researcher deems unsuitable for participation in this trial;
It is planned to receive such treatment within 30 days after the first dose of vaccination and the full course of vaccination, such as long-term systemic glucocorticoid therapy (used continuously for 2 weeks or more, at a dose of 2mg/kg/ day or 20mg/ day prednisone or an equivalent dose); Local medications (such as ointments, eye drops, inhalants or nasal sprays) are allowed;
Have received or plan to receive immunoenhancers or inhibitors, immunoglobulins or blood-related products throughout the trial period within 3 months prior to enrollment;
Have received attenuated live vaccines within 14 days before enrollment, and subunit vaccines or inactivated vaccines within 7 days *;
Within 3 days before enrollment, have suffered from acute diseases or be in the acute attack stage of chronic diseases *;
Antipyretic, analgesic and antihistamine drugs were used within 3 days before enrollment.
Currently participating in or planning to participate in other clinical trials during this clinical trial;
According to the researcher's judgment, due to various medical, psychological, social conditions or other circumstances contrary to the trial protocol, or the participants' inability to comply with the requirements of the trial protocol.

Where it is running

Henan Provincial Center for Disease Control and Prevention — Zhengzhou, Henan, China (enrolling)

Full record on ClinicalTrials.gov

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