New COVID-19 vaccine shows promise in small trial

NCT ID NCT05279456

First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tested a new COVID-19 vaccine called SpikoGen in 39 adults who had never received a COVID-19 vaccine. Participants received two doses one month apart, followed by a third booster dose either one or three months later. The goal was to see how well the vaccine triggered an immune response and whether it was safe.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

SpikoGen vaccine (recombinant spike protein with Advax-CpG55.2 adjuvant)

What this could lead to

If successful, this could provide a safe and effective COVID-19 vaccine option for people who have not yet been vaccinated.

What could go wrong

This is a small, early-phase trial with only 39 participants, so results may not apply to the general population. The vaccine may not produce strong enough immunity or could cause side effects.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for COVID-19 are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

Coronavinae infectious disease COVID-19 prevention target

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • ARASMI

    Adelaide, South Australia, 5042, Australia