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Clinical trial for therapeutic vaccine against HBV

Phase 1
Conditions
chronic hepatitis B
Registration Number
JPRN-jRCTs061180100
Lead Sponsor
Hiasa Yoichi
Brief Summary

CVP-NASVAC reduced HBsAg in chronic hepatitis B patients in both under NAs treatment and without NAs treatment. Furthermore, 4 patients lost HBsAg after CVP-NASVAC treatment. No severe AEs were observed by CVP-NASVAC treatment. CVP-NASVAC might be a new curable immune therapy against chronic HBV infection.

Detailed Description

Not available

Recruitment & Eligibility

Status
Complete
Sex
All
Target Recruitment
71
Inclusion Criteria

HBV asymptomatic carrier or chronic hepatitis B patients under nucleotide analogue treatment after obtaining written informed consent
(1) Positive for HBsAg or HBV-DNA
(2) Eastern Cooperative Oncology Group (EOCG) Perforrmance Status (PS) 0-2
(3) No evidence of organ dysfunction
Liver: Child Pugh Score <9
Kidney: eGFR >30 ml/min
Heart: No abnormality in ECG
Lung: Sp2 >92%

Exclusion Criteria

(1) Allergic history against past vaccination
(2) Pregnant, unwilling to practice contraception during the study or lactating female
(3) Severe complication (malignant hypertension, severe congestive heart failure, severe liver failure, poorly controlled diabetes mellitus, severe pulmonary fibrosis, active interstitial pneumonia)
(4) Bearing malignant carcinoma including HCC
(5) Severe mental disability
(6) Positive for HCV-RNA
(7) Taking immunosuppressive drugs, steroid and interferons
(8) Inappropriate to participate in this trial

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
HBsAg reduction
Secondary Outcome Measures
NameTimeMethod
Anti-HBs induction, HBV-DNA reduction, HBeAg seroconversion
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