Completed PHASE2 INTERVENTIONAL 3-arm NCT00869778

Phase 2 Trial of Therapeutic Hepatitis B Vaccine (Mimogen-based) for Chronic Hepatitis B

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

Sponsor: Chongqing Jiachen Biotechnology Ltd.

Conditions Chronic Hepatitis B

Interventions Placebo εPA-44

Updated 9 times since 2017 Last updated: Sep 17, 2019 Started: Apr 30, 2009 Primary completion: Nov 30, 2011 Completion: May 31, 2013

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE2 trial investigates Chronic Hepatitis B and is currently completed. Chongqing Jiachen Biotechnology Ltd. leads this study, which shows 9 recorded versions since 2009 — indicating limited longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.

Status Flow

Change History

9 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE2
Sep 2024 — Sep 2025 [monthly]

Completed PHASE2
Jul 2024 — Sep 2024 [monthly]

Completed PHASE2
Jan 2021 — Jul 2024 [monthly]

Completed PHASE2
Nov 2019 — Jan 2021 [monthly]

Completed PHASE2

▶ Show 4 earlier versions

Jan 2019 — Nov 2019 [monthly]

Completed PHASE2
Jun 2018 — Jan 2019 [monthly]

Completed PHASE2
Feb 2017 — Jun 2018 [monthly]

Completed PHASE2

Status: Unknown Status → Completed
Jan 2017 — Feb 2017 [monthly]

Unknown Status PHASE2

First recorded

Apr 2009

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Chongqing Jiachen Biotechnology Ltd.
Third Military Medical University

Data source: Chongqing Jiachen Biotechnology Ltd.

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Beijing, China , Changchun, China , Changsha, China , Chengdu, China , Chongqing, China , Harbin, China , Nanjing, China , Wenzhou, China , Wuhan, China , XiAn, China and 1 more location