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Therapeutic Hepatitis B Vaccine (Mimogen-based) Joint Entecavir in Treating Chronic Hepatitis B Patients

31. mars 2019 oppdatert av: Chongqing Jiachen Biotechnology Ltd.

A Randomized, Double-blind, Multicenter Phase II Clinical Trial to Evaluate the Efficacy and Safety of Therapeutic Hepatitis B Vaccine (Mimogen-based) Joint Entecavir in Treating HBeAg Positive Chronic Hepatitis B Patients

The purpose is to evaluate efficacy and safety of therapeutic hepatitis B virus (HBV) vaccine (mimogen-based)) Joint entecavir treatment in chronic hepatitis B patients.

Studieoversikt

Status

Fullført

Forhold

Intervensjon / Behandling

Detaljert beskrivelse

Eligible subjects are enrolled and assigned into 2 groups randomly with a 1:1 ratio：

  1. Therapeutic HBV vaccine Joint Entecavir group：Inject εPA-44 900μg at week 0, 3, 6, 9, 12, 15, 18, 21, 24, 28, 32, 36, 40, 44, 48 + Oral intake entecavir 0.5mg per day ；
  2. Empty liposome Joint Entecavir group：Inject empty liposome at week 0, 3, 6, 9, 12, 15, 18, 21, 24, 28, 32, 36, 40, 44, 48 + Oral intake entecavir 0.5mg per day.

The study cycle consists of screening and enrollment period (week -4～0), treatment and follow-up period (week 0-96).

Studietype

Intervensjonell

Registrering (Faktiske)

378

Fase

  • Fase 2

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

  • Kina
      • Beijing, Kina
        • 302 Militray Hosptial of China
      • ChongQing, Kina
        • Southwest Hospital
    • Anhui
      • Hefei, Anhui, Kina
        • The First Affiliated of Anhui Medical University
    • Beijing
      • Beijing, Beijing, Kina
        • Beijing YouAn Hosptial,Capital Medical University
    • Guangdong
      • Shenzhen, Guangdong, Kina
        • The Third People's Hosptial of Shenzhen
    • Hubei
      • WuHan, Hubei, Kina
        • Renmin hosptial of Wuhan University
    • Hunan
      • ChangSha, Hunan, Kina
        • Xiangya Hospital Central South University
      • Changsha, Hunan, Kina
        • The Second Xiangya Hospital of Central South University
    • Jiangsu
      • NanJing, Jiangsu, Kina
        • 81th Hospital of PLA
      • NanJing, Jiangsu, Kina
        • Jiangsu Province Hospital
      • Nanjing, Jiangsu, Kina
        • The Second Hospital of Nanjing
    • Shanxi
      • XiAn, Shanxi, Kina
        • Tangdu Hospital
    • Yunnan
      • Kunming, Yunnan, Kina
        • First Affiliated Hospital of Kunming Medical University
    • Zhejiang
      • Hangzhou, Zhejiang, Kina, 310006
        • The First Affiliated Hospital of Zhejiang University
      • WenZhou, Zhejiang, Kina
        • The First Affiliated Hospital of Wenzhou Medical University

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

18 år til 65 år (Voksen, Eldre voksen)

Tar imot friske frivillige

Nei

Kjønn som er kvalifisert for studier

Alle

Beskrivelse

Inclusion Criteria:

  1. Aged 18-65 years, male or female;

  2. Conforming to diagnosis standard of chronic hepatitis B according to " 2005 Guideline for Prevention and Treatment of Hepatitis B " , (with positive HBsAg for more than 6 months), never have systemic treatment of anti-HBV viral ,and

    • HBV-DNA ≥ 1.72×10^4 IU/ml；
    • HBeAg (+), HBeAb (-)；
    • ALT within 2 to 10 times of ULN (upper limits of normal);
  3. HLA-A2 positive;

  4. Compensatory liver disease having following hematological and biochemical parameters:

    • WBC ≥ 3.5×10^9/L;
    • ANC ≥ 1.5×10^9/L;
    • PLT ≥ 80×10^9/L;
    • Hb ≥ 100g/L;
    • TBil ≤ 1.5 ULN;
    • ALB not lower than low limit of normal value;
    • BUN no more than high limit of normal value;
    • Cr ≤ 1.5 ULN high limit of normal value;
    • PT elongation ≤ 3 sec, APTT in normal value;
    • Fasting blood glucose ≤ 7.0mmol/L;
  5. TSH in normal value;
  6. AFP test result no more than high limit of normal value;
  7. Take effective contraception for subject with child-bearing potential (including females and female partners of males);
  8. Understand and sign ICF approved by EC;
  9. Willing to comply with the study procedures and complete the study.

Exclusion Criteria:

  1. Antibodies of HCV, HDV or HIV is positive;
  2. ANA titer > 1:100;
  3. Decompensated liver disease (such as gullet and pylorus varicose veins, hepatic encephalopathy);

  4. Have the following illness or with severe disease inappropriate to participate in the study in the view of the investigator, in cardiovascular system: instable or significant cardiovascular illness such as angina pectoris, heart attack of myocardial infarction, congestive heart failure, severe hypertension, significant arrhythmia or abnormal ECG etc;

    • Respiratory system: bronchiectasia, bronchial asthma, chronic obstructive pulmonary disease, respiratory failure, etc;
    • Endocrine, metabolism diseases: diabetes mellitus, uncontrolled thyroid diseases, etc;
    • Others: autoimmune disorder, active tuberculosis, malignancies (e.g.: tumor), neuropathic, metal, acute or chronic pancreatitis illness history, etc.
  5. Have used anti-HBV drug ( Interferon, Lamivudine, Adefovir Dipivoxil, Entecavir and Telbivudine ) and immunomodulator ( Thymic peptide, etc ) to the administration of study medication;
  6. Have allergic diathesis or have suspected allergy to εPA-44;
  7. Female in pregnancy, lactation or those who plan to pregnancy during the course of the study;
  8. Have history of alcohol abuse (Alcohol consumption for more than 5 years, with daily consumption over 40g for males and over 20g for females) and known drug dependence;
  9. Have history of organ transplantation (except corneal transplantation and hair transplantation);
  10. Have participated in any other drug clinical investigations within 3 months;
  11. Any other factors inappropriate for enroll in the study or study completion in the view of the investigator.

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Behandling
  • Tildeling: Randomisert
  • Intervensjonsmodell: Parallell tildeling
  • Masking: Firemannsrom

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: Therapeutic HBV vaccine+Entecavir
Inject εPA-44 900μg at week 0, 3, 6, 9, 12, 15, 18, 21, 24, 28, 32, 36, 40, 44, 48 and Oral intake entecavir 0.5mg per day.
Biologisk: Therapeutic HBV vaccine
Inject εPA-44 900μg at week 0, 3, 6, 9, 12, 15, 18, 21, 24, 28, 32, 36, 40, 44, 48.
Andre navn:
  • εPA-44
Legemiddel: entecavir
0.5mg,per day,oral intake.
Andre navn:
  • Baraclude
Placebo komparator: placebo+Entecavir
Placebo comparator: Inject placebo 900μg at week 0, 3, 6, 9, 12, 15, 18, 21, 24, 28, 32, 36, 40, 44, 48 and Oral intake entecavir 0.5mg per day.
Legemiddel: entecavir
0.5mg,per day,oral intake.
Andre navn:
  • Baraclude
Annen: placebo
Inject placebo 900μg at week 0, 3, 6, 9, 12, 15, 18, 21, 24, 28, 32, 36, 40, 44, 48.
Andre navn:
  • empty liposome

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Percentage of Participants With HBeAg Seroconversion at Week 48
Tidsramme: 48 weeks
Primary endpoint data were summarised under "End of Study",using the last available post-baseline observation(Last Observation Carried Forward,LOCF)
48 weeks

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Serological Response
Tidsramme: 96 weeks
Serological response at every observation time: serological conversion rate of HBeAg, negative conversion rate of HBeAg, and change of HBeAg.
96 weeks
Virological Response
Tidsramme: 96 weeks
Virological response at every observation time: the proportion of patients with serum HBV DNA level reduction to undetectable level, decreased amount of serum HBV DNA compared with the baseline value, and HBV DNA load decrease 2 log scales or HBV DNA level <1.72×104 IU/ml.
96 weeks
Biochemistry Response
Tidsramme: 96 weeks
Biochemistry response at every observation time, mean the ALT level reduce to normal.
96 weeks
Histological Response
Tidsramme: 72 weeks
Histological response at week 72, mean histological score limited reduce 2 (reduced score 2-5), and no fiber deterioration compare with before treatment.
72 weeks

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Sponsor

Chongqing Jiachen Biotechnology Ltd.

Samarbeidspartnere

Third Military Medical University

Etterforskere

  • Hovedetterforsker: LanJuan Li, Ph.D., Zhejiang University

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

1. juni 2010

Primær fullføring (Faktiske)

1. januar 2014

Studiet fullført (Faktiske)

1. januar 2014

Datoer for studieregistrering

Først innsendt

28. mars 2011

Først innsendt som oppfylte QC-kriteriene

30. mars 2011

Først lagt ut (Anslag)

31. mars 2011

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

26. juni 2019

Siste oppdatering sendt inn som oppfylte QC-kriteriene

31. mars 2019

Sist bekreftet

1. mars 2019

Mer informasjon

Begreper knyttet til denne studien

Nøkkelord

Ytterligere relevante MeSH-vilkår

Andre studie-ID-numre

  • 71006.04

Plan for individuelle deltakerdata (IPD)

Planlegger du å dele individuelle deltakerdata (IPD)?

UBESLUTTE

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