International Vaccine Institute

This study tests a new cholera vaccine (OSP:rTTHc) in 390 healthy adults and children aged 1 to 45 in regions where cholera is common. Researchers will check how well the vaccine triggers an immune response and if it is safe, comparing one or two doses with or without an adjuvant…

This study tests a new oral cholera vaccine (Biovac OCV-S) to see if it works as well as a currently approved vaccine (Euvichol-Plus). About 2,824 healthy people aged 1 to 45, plus some adults living with HIV, will receive two doses. Researchers will check immune response and saf…

This study looks at whether the malaria vaccine (R21/Matrix-M) can also lower the risk of invasive non-typhoidal Salmonella (iNTS) disease in children under 5. Researchers will compare vaccinated and unvaccinated children who come to health centers with fever in the Democratic Re…