Immunogenicity and Safety of Three Consecutive Lots of a New Inactivated Enterovirus Type 71 (EV71) Vaccine
Immunogenicity and Safety of Three Consecutive Lots of a New Inactivated Enterovirus Type 71 (EV71) Vaccine: A Double-blind, Randomized and Controlled Trial
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljeret beskrivelse
Undersøgelsestype
Undersøgelsestype
Tilmelding (Faktiske)
Tilmelding
Fase
Fase
- Fase 3
Kontakter og lokationer
Studiesteder
-
-
Jiangsu
-
ZhenJiang, Jiangsu, Kina
- Jurong
-
-
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Healthy males and females, aged from 6 months to 11 years old Health is determined by medical history, physical examination, laboratory examination and clinical judgment of the investigator
- Provided legal identification for the sake of recruitment
- Subjects and/or parent(s)/legal guardian(s) are able to understand and sign informed consents
Exclusion Criteria:
- History of Hand-foot-mouth Disease
- Subject that has allergic history of vaccine, or allergic to any ingredient of vaccine
- Serious adverse reactions to vaccines such as anaphylaxis, hives, respiratory difficulty, angioedema, or abdominal pain
- Congenital malformations or developmental disorders, genetic defects, or severe malnutrition
- Epilepsy, seizures or convulsions history, or family history of mental illness
- Autoimmune disease or immunodeficiency, or parents, brothers and sisters have autoimmune diseases or immunodeficiency
- History of asthma, angioedema, diabetes or malignancy
- History of thyroidectomy or thyroid disease that required medication within the past 12 months
- Bleeding disorder diagnosed by a doctor (e.g. factor deficiency, coagulopathy, or platelet disorder requiring special precautions) or significant bruising or bleeding difficulties with IM injections or blood draws
- Asplenia, functional asplenia or any condition resulting in the absence or removal the spleen
- Acute illness or acute exacerbation of chronic disease within the past 7 days
- Any history of immunosuppressive medications or cytotoxic medications or inhaled corticosteroids within the past six months (with the exception of corticosteroid nasal spray for allergic rhinitis or topical corticosteroids for an acute uncomplicated dermatitis)
- History of any blood products within 3 months
- Administration of any live attenuated vaccine within 14 days
- Administration of subunit or inactivated vaccines ,e.g., pneumococcal vaccine, or allergy treatment within 7 days
- Axillary temperature > 37.0 centigrade before vaccination
- Abnormal laboratory parameters before vaccination
- Any medical, psychiatric, social condition, occupational reason or other responsibility that, in the judgment of the investigator, is a contraindication to protocol participation or impairs a volunteer's ability to give informed consent
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Forebyggelse
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Dobbelt
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Eksperimentel: Lot 1
inactivated vaccine (Lot 1) against EV71 of 400U /0.5ml in 350 infants aged 6 months to 5 years old on day 0,28
|
inactivated vaccine (vero cell) against EV71 of 400U /0.5ml, two doses, 28 days interval
Andre navne:
|
|
Eksperimentel: Lot 2
inactivated vaccine (Lot 2) against EV71 of 400U /0.5ml in 350 infants aged 6 months to 5 years old on day 0,28
|
inactivated vaccine (vero cell) against EV71 of 400U /0.5ml, two doses, 28 days interval
Andre navne:
|
|
Eksperimentel: Lot 3
inactivated vaccine (Lot 3) against EV71 of 400U /0.5ml in 350 infants aged 6 months to 5 years old on day 0,28
|
inactivated vaccine (vero cell) against EV71 of 400U /0.5ml, two doses, 28 days interval
Andre navne:
|
|
Placebo komparator: Placebo
Placebo in 350 infants aged 6 months to 5 years old on day 0,28
|
placebo, two doses, 28 days interval
Andre navne:
|
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
The GMT of anti-EV71 antibodies in serum 28 days after the two-dose regimen
Tidsramme: 28 days after first vaccination
|
to evaluate the immunogenicity of anti-EV71 antibodies in serum 28 days after second vaccination
|
28 days after first vaccination
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Hyppighed af systemiske og lokale bivirkninger efter den første vaccination
Tidsramme: 28 dage efter første vaccination
|
Hyppighed af systemiske og lokale bivirkninger hos raske spædbørn efter første doser af EV71-vaccine
|
28 dage efter første vaccination
|
|
Hyppighed af systemiske og lokale bivirkninger efter anden vaccination
Tidsramme: 28 dage efter anden vaccination
|
Hyppighed af systemiske og lokale bivirkninger hos raske spædbørn efter anden dosis af EV71-vaccine
|
28 dage efter anden vaccination
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Ledende efterforsker: Yue-Mei Hu, BS, Jiangsu Center for Diseases Control and Prevention
Publikationer og nyttige links
Generelle publikationer
- Zhang H, An D, Liu W, Mao Q, Jin J, Xu L, Sun S, Jiang L, Li X, Shao J, Ma H, Huang X, Guo S, Chen H, Cheng T, Yang L, Su W, Kong W, Liang Z, Jiang C. Analysis of cross-reactive neutralizing antibodies in human HFMD serum with an EV71 pseudovirus-based assay. PLoS One. 2014 Jun 25;9(6):e100545. doi: 10.1371/journal.pone.0100545. eCollection 2014.
- Hu YM, Wang X, Wang JZ, Wang L, Zhang YJ, Chang L, Liang ZL, Xia JL, Dai QG, Hu YL, Mao QY, Zhu FC, Song YF, Gao F, Chen JT. Immunogenicity, safety, and lot consistency of a novel inactivated enterovirus 71 vaccine in Chinese children aged 6 to 59 months. Clin Vaccine Immunol. 2013 Dec;20(12):1805-11. doi: 10.1128/CVI.00491-13. Epub 2013 Oct 9.
Datoer for undersøgelser
Studer store datoer
Studiestart
Studiestart
Primær færdiggørelse (Faktiske)
Primær færdiggørelse
Studieafslutning (Faktiske)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- PRO-EV71-3002
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