A new vaccine for yellow fever that is safe for everyone.

A Randomized Phase I Clinical Trial of HydroVax-YFV, a Novel Inativated Yellow Fever Vaccine

NIH-funded research Najit Technologies, INC. · NIH-10654651

This study is testing a new yellow fever vaccine called HydroVax-YFV to see if it's safe and effective for people who can't get the usual vaccine, like infants, pregnant women, and older adults.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionNajit Technologies, INC. NIH-funded
Lab location1 site (Beaverton, UNITED STATES)
Project IDNIH-10654651 on NIH RePORTER

What this research studies

This research investigates a novel inactivated yellow fever vaccine, HydroVax-YFV, designed to be safe for vulnerable populations who cannot receive the current live attenuated vaccine. The study aims to evaluate the safety and efficacy of this new vaccine in a randomized clinical trial format. Participants will be monitored for any adverse effects and immune responses to ensure the vaccine's safety profile. The goal is to provide a viable vaccination option for individuals at risk, including infants, pregnant women, and the elderly.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals who are unable to receive the live yellow fever vaccine due to age, pregnancy, breastfeeding, or egg allergies.

Not a fit: Patients who are healthy adults without contraindications to the current yellow fever vaccine may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a safe vaccination option against yellow fever for individuals who are currently at risk due to contraindications with the existing vaccine.

How similar studies have performed: While the current approach is novel, previous research has shown that inactivated vaccines can be effective alternatives to live attenuated vaccines in other contexts.

Where this research is happening

Beaverton, 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.
Last reviewed 2026-06-13 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.