POLIOMYELITIS

This study is testing a new oral polio vaccine (nOPV1) to see if it is safe and triggers a good immune response. It will involve over 2,200 healthy newborns, infants, and young children in Bangladesh. Researchers will compare the new vaccine to an existing one, checking for side …

This study is testing whether giving two new types of oral polio vaccine together is as safe and effective as giving them separately to healthy infants. It involves 675 babies in Panama who will receive three doses of either the single or combined vaccines starting at 16 weeks ol…

This study is testing a single-dose polio vaccine for people aged 7 to 50 years. Researchers want to see if one shot in teens and adults creates a similar immune response to the standard three-dose vaccine series given to infants. They will also track side effects in all 180 part…

This study aims to find the best way to give polio vaccines to babies. Researchers will test different combinations of two types of polio vaccines and two injection methods in 480 healthy 2-month-old infants. They will measure how well the vaccines protect against polio and monit…