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MumpsPhase 3NCT02692599

Safety and Immunogenicity Study of Live Attenuated Mumps Vaccines in Healthy Infants

A Phase 3 study testing investigational live attenuated mumps vaccine in people with Mumps, run by Sinovac (Dalian) Vaccine Technology Co., Ltd. at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to evaluate the immunogenicity and safety of a live attenuated mumps vaccine in healthy infants between 8 - 18 months old with a commercialized live attenuated mumps vaccine as the control vaccine. Read more about this study

Who is it for?
Ages 8 to 18 monthsHealthy volunteers can take part
Conditions the study is for
Mumps
What is being tested?
investigational live attenuated mumps vaccine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
1,150 participants
Where
1 siteChina
Study dates
Jan 2016to 15 Jul 2016
Phase
Phase 3
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 8 to 18 months
  • All sexes
  • Healthy volunteers accepted
  • Child

Who may be able to join

  • Healthy volunteer between 8 - 18 months old;
  • Proven legal identity;
  • Guardian(s) of the volunteer should be capable of understanding the written consent form, and such form should be signed before the infant being included into this study;
  • Complying with the requirement of the study protocol;

Who cannot join

  • Axillaty temperature > 37.0 °C;
  • Any significant abnormity of heart, lung, liver, spleen, lymph nodes, or pharynx;
  • Acute disease or acute stage of chronic disease within 7 days prior to study entry;
  • Prior vaccination with mumps vaccine or with history of mumps infection;
  • History of allergy to any vaccine or vaccine ingredient, or serious adverse reaction(s) about vaccination, such as urticaria, difficulty in breathing, angioneurotic edema, abdominal pain, etc;
  • Receipt of any of the following products:
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  • Any subunit vaccine or inactivated vaccine within 14 days prior to study entry;
  • Any live attenuated vaccine within 28 days prior to study entry;
  • Any other investigational medicine(s) within 30 days prior to study entry;
  • Blood product (e.g., immunoglobulin) within 3 months prior to study entry;
  • Any immunosuppressant, cytotoxic medicine, or inhaled corticosteroids (except corticosteroid spray for treatment of allergic rhinitis or corticosteroid treatment on surface for acute non-complicated dermatitis) within 6 month prior to study entry;
  • Epilepsy (except febrile seizures), history of seizures or convulsions, or a family history of mental illness;
  • Autoimmune disease or immunodeficiency;
  • Congenital malformation, developmental disorders, or serious chronic diseases (such as Down's syndrome, diabetes, sickle cell anemia or neurological disorders;
  • Severe malnutrition;
  • Diagnosed coagulation function abnormal (e.g., coagulation factor deficiency, coagulation disorder, or platelet abnormalities);
  • Any other factor that suggesting the volunteer is unsuitable for this study based on the opinions of investigators;
  • Participants with the following conditions between day 0 - 28 of this study would be included in the full analysis set (FAS), but would be excluded from the per protocol set (PPS):
  • Receipt of any other investigational or unregistered product (drug or vaccine);
  • Receipt of immunosuppressant (corticosteroid dosage that equivalent to or above 0.5 mg prednisone/kg weight/day) for > 14 days consecutively, except for inhalant or locally administrated corticosteroid;
  • Receipt of immunoglobulin and/or blood product;
  • Newly diagnosed autoimmune disease or immunodeficiency (e.g., HIV infection);

Trial locations and contacts

1 site in 1 country.

China1 site
  • Dingxing County Center for Disease Control and Prevention

    Baoding, Hebei, 072650

Other trials in China

About this study

Official title: A Blind, Randomized and Controlled Clinical Trial With Live Attenuated Mumps Vaccines in Healthy Infants

The purpose of this study is to evaluate the immunogenicity and safety of a live attenuated mumps vaccine in healthy infants between 8 - 18 months old with a commercialized live attenuated mumps vaccine as the control vaccine.

Read the detailed description

This study is a randomized, blind, single-center, controlled phase III clinical trial. The purpose of this study is to evaluate the immunogenicity and safety of a live attenuated mumps vaccine manufactured by Sinovac (Dalian) Vaccine Technology Co., Ltd. The control vaccine is a commercialized live attenuated mumps vaccine manufactured by Zhejiang VACN bio-pharmaceutical Co. Ltd. All participants are healthy infants between 8 - 18 months old, and will be randomly assigned into experimental group or control group in the ratio 1:1.

Conditions
Mumps
Being tested
investigational live attenuated mumps vaccine, control live attenuated mumps vaccine
Keywords
live attenuated mumps vaccine, safety, immunogenicity, infant
Medical subject headings
Mumps

What participants receive

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

  • investigational live attenuated mumps vaccineBiological

    The investigational vaccine was manufactured by Sinovac (Dalian) Vaccine Technology Co., Ltd.

  • control live attenuated mumps vaccineBiological

    The control vaccine was manufactured by Zhejiang VACN bio-pharmaceutical Co. Ltd.

Study groups in NCT02692599
Study groupRoleWhat they receive
Experimental GroupExperimental* Single intramuscular injection of the investigational vaccine (0.5 ml) on Day 0; * Intervention: investigational live attenuated mumps vaccine;
Receives: Biological: investigational live attenuated mumps vaccine
Control GroupActive comparator* Single intramuscular injection of the control vaccine (0.5 ml) on Day 0; * Intervention: control live attenuated mumps vaccine;
Receives: Biological: control live attenuated mumps vaccine

What is being measured

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

  1. The seroconversion rates (SCRs) of susceptible subjects in each group

    Subjects whose pre-immune HI antibody level < 1:2 are considered susceptible; among these subjects, those with post-immune HI antibody level ≥ 1:2 are considered seroconverted.

    Measured: 28 days

Secondary outcomes (5)
  1. The incidences of adverse events (AEs) of each group

    AEs occurred within 28 days after injection will be collected.

    Measured: 28 days

  2. The incidences of serious adverse events (SAEs) of each group

    SAEs occurred within 28 days after injection will be collected.

    Measured: 28 days

  3. The post-immune geometric mean titers (GMTs) of susceptible subjects in each group

    Subjects whose pre-immune HI antibody level < 1:2 are considered susceptible.

    Measured: 28 days

  4. The overall SCRs of each group

    Subjects whose pre-immune HI antibody level < 1:2 and post-immune antibody level ≥ 1:2, or those whose pre-immune antibody level ≥ 1:2 and the increase of post-immune HI antibody level ≥ 4 folds are considered seroconverted.

    Measured: 28 days

  5. The overall post-immune GMTs of each group

    The GMTs of all the subjects in each group.

    Measured: 28 days

Timeline

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

  1. First posted26 Feb 2016 (estimated)
  2. Study startJan 2016
  3. Primary completionMar 2016
  4. Study completion15 Jul 2016

Resources

More details

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

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Outcomes assessor
Enrolment
1,150 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02692599
Sponsor's protocol ID
PRO-MUMPS-3001
Status last verified
Apr 2016
First submitted
23 Feb 2016
Last updated
26 Oct 2017
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing investigational live attenuated mumps vaccine in people with Mumps, run by Sinovac (Dalian) Vaccine Technology 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 22 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: finished, as of the sponsor's last update on 26 Oct 2017. 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.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

The seroconversion rates (SCRs) of susceptible subjects in each group (time frame: 28 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 2017.

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