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Dose-Ranging Study to Assess the Safety, PK and Initial Antiviral Efficacy of NVR 3-778 in Chronic HBV Patients

A Phase 1b Dose-Ranging Study to Assess the Safety, Pharmacokinetics and Initial Antiviral Efficacy of NVR 3-778 in Patients With HBeAg-Positive Chronic Hepatitis B Virus Infection

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02401737
Enrollment
58
Registered
2015-03-30
Start date
2015-01-31
Completion date
2016-05-18
Last updated
2017-10-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Hepatitis B

Keywords

Hepatitis B

Brief summary

This Phase 1b trial will assess the dose-related safety and PK profile of different doses of NVR 3-778 in patients with chronic hepatitis B. Additionally,changes in patients' serum HBV DNA levels and other virologic efficacy parameters will be assessed.

Detailed description

The Phase 1b assessments of the dose-related safety, PK, and initial antiviral efficacy of NVR 3-778 in hepatitis B patients will also be conducted at approximately 14 different sites to meet enrollment goals of 54-84 chronic hepatitis B patients. To promote objective safety and tolerance assessments during this trial, study subjects, and site personnel administering the study drug and performing the clinical assessments on the subjects, will be blinded to individual subjects' treatments assignments (active NVR 3-778 or placebo doses), for all treatment cohorts in the study. Study advancement to subsequent patient cohorts will require satisfactory interim reviews of available cumulative safety data by the Safety Review Committees (SRC), using the safety criteria and review procedures described in the protocol. Also, there will be one interim review of safety data by an independent Safety Monitoring Board (SMB), as described in the protocol.

Interventions

Sugar pill manufactured to mimic the NVR 3-778 capsule

DRUGPegasys

Sponsors

Novira Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

Patients may be male or female between 18 and 65 years of age, with a BMI of 18-35kg/m2. Patients must be HBeAg positive and have chronic hepatitis B with no history of clinical decompensation.

Design outcomes

Primary

MeasureTime frame
Compared with baseline, decline of serum HBV-DNA in the valueUp to 28 days

Countries

China, Singapore, South Korea, Taiwan, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 4, 2026