Hepadnaviridae infectious disease
MONDO:0005786Virus diseases caused by the hepadnaviridae.
Also known as: Hepadnaviridae caused disease or disorder, Hepadnaviridae disease or disorder
262 clinical trials for this condition and its sub-types.
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Broader categories
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Hepatitis b drug combo trial halted early
Disease control TerminatedThis early-stage study tested a new experimental drug called GSK3965193, alone and in combination with another drug (bepirovirsen), for people with chronic hepatitis B. The goal was to see if the combination could lower hepatitis B virus levels and possibly lead to a sustained re…
Phase: PHASE1, PHASE2 • Sponsor: GlaxoSmithKline • Aim: Disease control
Last updated Jun 27, 2026 14:00 UTC
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Hepatitis b drug combo tested in phase 3 trial – but study stopped early
Disease control TerminatedThis study tested two antiviral drugs, clevudine and tenofovir, alone or together, in 150 adults with chronic hepatitis B who had not been treated before. The goal was to see which approach worked best at controlling the virus after 96 weeks of treatment and 24 weeks of follow-up…
Phase: PHASE3 • Sponsor: French National Agency for Research on AIDS and Viral Hepatitis • Aim: Disease control
Last updated Jun 27, 2026 12:04 UTC
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New vaccine aims to tame hepatitis b in patients on antivirals
Disease control TerminatedThis study tested a new therapeutic vaccine (GSK3528869A) in adults aged 18-65 with chronic hepatitis B whose virus was already well-controlled by standard antiviral pills. The goal was to see if the vaccine could safely lower hepatitis B surface antigen levels and possibly allow…
Phase: PHASE1, PHASE2 • Sponsor: GlaxoSmithKline • Aim: Disease control
Last updated Jun 27, 2026 09:07 UTC
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Hepatitis b drug trial halted after early safety check
Disease control TerminatedThis early-stage study tested a new medicine called RO7565020 in healthy volunteers and people with chronic hepatitis B. The goal was to see if the drug is safe and how the body processes it. The trial was stopped early, so results are limited.
Phase: PHASE1 • Sponsor: Hoffmann-La Roche • Aim: Disease control
Last updated Jun 27, 2026 08:13 UTC
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Experimental hepatitis b drug shows promise in early trial
Disease control TerminatedThis Phase 2 trial tested an experimental drug called ARC-520 in 58 people with chronic hepatitis B who were already taking standard antivirals. The goal was to see if ARC-520 could further lower hepatitis B surface antigen levels, a marker of the virus. The study was terminated …
Phase: PHASE2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Experimental hepatitis b drug shows promise in early trial
Disease control TerminatedThis study tested a new drug called ARC-520 in 79 people with chronic hepatitis B. Some participants received ARC-520 alone, while others got it combined with standard treatments like entecavir or tenofovir. The goal was to see if ARC-520 could lower hepatitis B surface antigen l…
Phase: PHASE2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Hepatitis b drug trial halted early after safety check
Disease control TerminatedThis early-stage study tested an experimental drug called ARC-521 in healthy volunteers and people with chronic hepatitis B. The main goal was to check safety and how the body processes the drug. The study was terminated early, so results are limited.
Phase: PHASE1 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Experimental hepatitis b drug combo shows promise but study halted early
Disease control TerminatedThis study tested an experimental drug called ARC-520 given alongside standard hepatitis B medications (entecavir or tenofovir) in 12 people with chronic hepatitis B. Participants received 9 doses of ARC-520 over 36 weeks to see if it could safely lower hepatitis B virus levels. …
Phase: PHASE2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Experimental hepatitis b drug shows promise in early trial
Disease control TerminatedThis study tested whether a new drug called ARC-520, given with the standard medicine entecavir, could lower hepatitis B virus levels in people with chronic hepatitis B. About 58 adults with different stages of infection received either ARC-520 or a placebo. The study was stopped…
Phase: PHASE2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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Experimental hepatitis b drug trial halted midway
Disease control TerminatedThis study tested an experimental drug called ARC-520 in 32 adults with chronic hepatitis B who were already taking antiviral medications (entecavir or tenofovir). The goal was to see if adding ARC-520 could lower hepatitis B surface antigen levels more than placebo. The trial wa…
Phase: PHASE2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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HepTcell hepatitis b vaccine trial ends early: what it means
Disease control TerminatedThis study tested a treatment called HepTcell, which is like a vaccine that trains the immune system to fight the hepatitis B virus. It was for people with inactive chronic hepatitis B who had not received treatment before. The goal was to see if it could lower virus levels or cl…
Phase: PHASE2 • Sponsor: Altimmune, Inc. • Aim: Disease control
Last updated Jun 27, 2026 08:02 UTC
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Experimental hepatitis b drug trial halted early
Disease control TerminatedThis study tested an experimental drug called ARC-520 in people with chronic hepatitis B who were already taking standard antiviral medications. The goal was to see if ARC-520 could further lower hepatitis B surface antigen levels. Only 4 people enrolled before the study was stop…
Phase: PHASE2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 07:56 UTC
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Hepatitis b cure hope fades as early trial ends
Disease control TerminatedThis small phase 2 trial tested whether giving hepatitis B antibodies (HBIG) could clear the hepatitis B surface antigen in people with chronic hepatitis B. Only 13 patients were enrolled before the study was terminated. The goal was to see if a 12-week course of injections could…
Phase: PHASE2 • Sponsor: Hannover Medical School • Aim: Disease control
Last updated Jun 26, 2026 13:38 UTC
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Vaccine study aims to unlock secrets of immune memory
Knowledge-focused TerminatedThis study looked at how the hepatitis B vaccine triggers immune cells called B cells to form germinal centers, where antibodies become stronger. Researchers wanted to understand if memory B cells return to these centers after a booster shot. The goal was to learn how to design b…
Phase: PHASE4 • Sponsor: Rockefeller University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:08 UTC
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Sticker shock: simple reminder may cut unnecessary IV antibiotic use
Knowledge-focused TerminatedThis study tested whether placing a reminder sticker on the charts of adult hospital patients receiving IV fluoroquinolone antibiotics would encourage doctors to switch them to oral pills sooner. The trial involved 168 patients at a single hospital in Thailand. Unfortunately, the…
Phase: NA • Sponsor: Mahidol University • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:12 UTC
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Hepatitis b patients under the microscope: new study observes Real-World treatments
Knowledge-focused TerminatedThis study observed over 1,700 adults with chronic hepatitis B in the US and Canada to understand how the disease progresses and how treatments are used in everyday medical practice. Researchers collected data from both academic and community clinics to build a real-world picture…
Sponsor: Target PharmaSolutions, Inc. • Aim: Knowledge-focused
Last updated Jun 26, 2026 18:05 UTC