ShigETEC Vaccine Study in Bangladesh

"Vaccine will be delivered orally.~Stage 1:~Adults (18-45 years) will intake the vaccine 3 times 14 days apart in a dose escalating setting with two different doses.~Stage 2:~Children (2-5 years), Toddlers(12-23 months), Younger children (6-11 months) will intake the vaccine 3 times 14 days apart in a dose escalating setting with three different doses."

"Placebo will be delivered orally.~Stage 1:~Adults (18-45 years) will intake the placebo 3 times 14 days apart~Stage 2:~Children (2-5 years), Toddlers(12-23 months), Younger children (6-11 months) will intake the placebo 3 times 14 days apart."