Hipra Scientific, S.l.u

This study tested a new booster vaccine called PHH-1V81, designed to target recent COVID-19 variants. About 900 adults who had already received mRNA vaccines got either the new booster or an existing one. Researchers checked for side effects and measured immune responses to see i…

This study tested a new booster vaccine called PHH-1V in 887 adults who had already received two doses of the Pfizer COVID-19 vaccine. The goal was to see if the new booster was as safe and effective as a third Pfizer dose. The trial also looked at the effects of a fourth dose of…

This study tested a booster shot called BIMERVAX in 242 teenagers aged 12 to 17 who had already received a different COVID-19 vaccine. The goal was to see if it safely boosts their immune protection against the virus, including the Omicron variant. Participants were followed for …

This study tested an extra dose of the HIPRA COVID-19 vaccine in 241 adults with conditions like HIV, kidney disease, or autoimmune disorders that weaken the immune system. The goal was to see if the booster raises antibody levels against virus variants and remains safe. Research…