A Study of JNJ-73763989 + Nucleos(t)Ide Analog in Participants Co-Infected With Hepatitis B and Hepatitis D Virus
Public ClinicalTrials.gov record NCT04535544. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 2, Multicenter, Randomized, Double-blind, Placebo-Controlled Study With Deferred Active Treatment to Investigate the Efficacy, Safety, and Pharmacokinetics of JNJ-73763989 + Nucleos(t)Ide Analog in Participants Co-Infected With Hepatitis B and Hepatitis D Virus
Study identification
- NCT ID
- NCT04535544
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Janssen Research & Development, LLC
- Industry
- Enrollment
- 52 participants
Conditions and interventions
Conditions
Interventions
- Entecavir (ETV) monohydrate Drug
- JNJ-73763989 Drug
- Placebo Drug
- Tenofovir alafenamide (TAF) Drug
- Tenofovir disoproxil Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 16, 2020
- Primary completion
- Oct 18, 2023
- Completion
- Mar 4, 2025
- Last update posted
- Apr 24, 2025
2020 – 2025
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Stanford University School of Medicine | Redwood City | California | 94063 | — |
| Harvard Medical School Massachusetts General Hospital | Boston | Massachusetts | 02114 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 59 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04535544, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 24, 2025 · Synced May 5, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04535544 live on ClinicalTrials.gov.