Clin2
NCT05911061Possibly a fitNot yet recruiting

Booster shot study for COVID-19 in adults

COVID-19

Treatments studied

Part of Infections, Lungs & breathing clinical trials.

This Phase 3 trial tests a booster vaccine made from a three-part COVID-19 protein (aimed at XBB, BA.5, and Delta) to see how well it works and is tolerated. It may help adults who are due for a COVID-19 booster, including people with certain health conditions, depending on screening results.

Summary written for real people, not researchers, by Clin2.

Phase
Phase 3
Enrollment
4,950 people
Ages
18 years and older
Study type
Interventional

Who can take part

  • Be age 18 or older (including people with underlying health problems).
  • Got a COVID-19 vaccine at least 6 months ago, or are getting boosted now.
  • Either had COVID-19 at least 3 months ago or have never had COVID-19.
  • Be able to understand the study, agree freely, and follow study visits and instructions.
  • Start by passing screening blood/immune tests and having no recent positive COVID tests.

View the official record on ClinicalTrials.gov

Quick eligibility check

Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.

Similar studies

Other trials that look related to this one.

NCT05911048Not yet recruiting· Phase 2
Booster shot study for a COVID-19 protein vaccine

This Phase 2 study tests a booster vaccine made from a COVID-19 protein (XBB + prototype) to help your immune system respond better. You may be able to join if you’re an adult who is due for a booster and meets health and safety screening checks.

NCT06255626Recruiting· Phase 1/Phase 2
New COVID-19 booster vaccine study

This trial tests a new type of COVID-19 booster vaccine that targets a protein to help your immune system. It's for people who already had a primary vaccine series and at least one mRNA booster, with the last booster at least 6 months ago.

Créteil
NCT05415267Recruiting· Phase 3
Boosting COVID protection during long-term immune suppression

This study looks at how well a COVID-19 booster works in adults who need long-term medicines that lower immune response. It aims to see whether immunosuppressed people benefit from booster vaccination safely.

Blacktown, New South Wales
NCT06587503Not yet recruiting· Phase 4
Testing an Ebola vaccine with a COVID-19 booster

This study tests whether it is safe and effective to give an Ebola vaccine at the same time as a COVID-19 booster shot. It may help find a way to protect against both diseases with fewer clinic visits.

NCT06768697Not yet recruiting· Early Phase 1
Nasal spray COVID-19 booster shot study

This trial tests a nasal spray booster for people who have already had 2-3 doses of COVID-19 inactivated vaccine. It studies if the spray is safe and boosts your immune system. You can join if you are healthy, have not had COVID-19 in the last 3 months, and had your last vaccine dose more than 6 months ago.

Shanghai, Jinshan District
NCT07703475Not yet recruiting· Phase 1
Booster nasal spray COVID-19 vaccine safety study

This trial tests a new nasal spray booster for COVID-19 in adults 18–64 who have already had a primary vaccine series and at least one booster. The goal is to see if it is safe and triggers a good immune response.

New York, New York

Hear when a new COVID-19 trial opens

We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.