Long-acting injectable hepatitis B antivirals with an immune booster

New generation of long acting nucleos(t)ides and immune stimulant for treatment of chronic hepatitis B

['FUNDING_R01'] · UNIVERSITY OF NEBRASKA MEDICAL CENTER · NIH-11317188

This project is developing long-lasting injectable hepatitis B medicines combined with an immune stimulant for people living with chronic hepatitis B.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF NEBRASKA MEDICAL CENTER (nih funded)
Locations1 site (OMAHA, UNITED STATES)
Trial IDNIH-11317188 on ClinicalTrials.gov

What this research studies

Researchers plan to convert common oral hepatitis B drugs (tenofovir and entecavir) and an immune-modulating drug (tizoxanide) into slow-release injectable nanocrystals that can be given every two months. The team will optimize the particle properties so the medicine is taken up by liver cells and immune cells and slowly releases drug where the virus hides. They will test how these formulations behave in the body (how long they last and where they go) and how well they suppress the virus before moving toward clinical testing. The goal is to combine sustained antiviral levels with an immune stimulant to improve long-term virus control.

Who could benefit from this research

Good fit: Adults with chronic hepatitis B infection who are on or eligible for antiviral therapy would be the most likely candidates for this approach.

Not a fit: People without chronic hepatitis B, those with acute HBV infection, or patients who cannot receive intramuscular injections or who have advanced liver failure may not benefit from this intervention.

Why it matters

Potential benefit: If successful, this could mean fewer doses (for example, once every two months), steadier virus suppression, lower toxicity, and a better chance of achieving a functional cure.

How similar studies have performed: Long-acting injectable antivirals have shown success in other infections like HIV, and long-acting HBV prodrugs are an emerging and largely experimental but promising approach.

Where this research is happening

OMAHA, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.