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Phase 1b/2a Study of ABI-H0731 in Patients With Chronic Hepatitis B

Phase 1
Completed
Conditions
Chronic Hepatitis B
Interventions
Registration Number
NCT03109730
Lead Sponsor
Assembly Biosciences
Brief Summary

The purpose of this protocol is to obtain pharmacodynamic and pharmacokinetic data on ABI-H0731 and to provide the opportunity for preliminary evaluation of combination therapy of ABI-H0731 with currently approved antiviral treatment for chronic hepatitis B.

Detailed Description

The Phase 1b/2a assessments of the dose-related safety, PK, and initial antiviral efficacy of ABI-H0731 in hepatitis B patients will be conducted at approximately 17 different sites to meet enrollment goals of 108 chronic hepatitis B patients.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
38
Inclusion Criteria
  • Male or female, 18 to 65 years of age
  • Chronic HBV infection
  • Body Mass Index (BMI) 18-38 kg/m2 and a minimum body weight of 45 kg
Exclusion Criteria
  • Seropositive for HIV, HCV, or HDV antibody at Screen
  • Previous treatment with any investigational HBV antiviral treatments within the last 6 months
  • Other known cause of liver disease, including NASH
  • Other medical condition that requires persistent medical management or chronic or recurrent pharmacologic or surgical intervention

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
Cohort B5ABI-H0731ABI-H0731 or Placebo in combination with entecavir or tenofovir for 28 days
Cohort B5Placebo for ABI-H0731ABI-H0731 or Placebo in combination with entecavir or tenofovir for 28 days
Cohort B6ABI-H0731ABI-H0731 or Placebo, in combination with a commerically-approved nucleos(t)ide plus PegIFN in treatment-experienced patients, for 28 days
Cohort B1Placebo for ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B2ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B2Placebo for ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B3Placebo for ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B6PegasysABI-H0731 or Placebo, in combination with a commerically-approved nucleos(t)ide plus PegIFN in treatment-experienced patients, for 28 days
Cohort B6Placebo for ABI-H0731ABI-H0731 or Placebo, in combination with a commerically-approved nucleos(t)ide plus PegIFN in treatment-experienced patients, for 28 days
Cohort B4ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B4Placebo for ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B1ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B3ABI-H0731ABI-H0731 or Placebo in varying doses by mouth for 28 days
Cohort B5EntecavirABI-H0731 or Placebo in combination with entecavir or tenofovir for 28 days
Cohort B5Tenofovir Disoproxil FumarateABI-H0731 or Placebo in combination with entecavir or tenofovir for 28 days
Primary Outcome Measures
NameTimeMethod
Number of patients with chronic HBV infection with treatment-related adverse events and laboratory abnormalities as assessed by CTCAE v4.0.Up to 57 days
Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (14)

Keelung Chang Gung Memorial Hospital

🇨🇳

Keelung, Taiwan

Royal London Hospital

🇬🇧

London, United Kingdom

The Alfred Hospital

🇦🇺

Melbourne, Victoria, Australia

Hallym University

🇰🇷

Chuncheon, Korea, Republic of

Linear Clinical Research

🇦🇺

Nedlands, Western Australia, Australia

Severance Hospital, Yonsei University

🇰🇷

Seoul, Korea, Republic of

Monash University

🇦🇺

Clayton, Victoria, Australia

St. Vincent's Hospital

🇦🇺

Fitzroy, Victoria, Australia

Royal Free Hospital NHS Foundation Trust

🇬🇧

London, United Kingdom

CHA Bundang Medical Center

🇰🇷

Gyeonggi-do, Korea, Republic of

National Taiwan University Hospital

🇨🇳

Taipei, Taiwan

Asan Medical Center

🇰🇷

Seoul, Korea, Republic of

University of Hong Kong

🇭🇰

Hong Kong, Hong Kong

King's College Hospital

🇬🇧

London, United Kingdom

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