RESPIRATORY TRACT INFECTIONS

This study is testing if a drug called bevacizumab can help adults with recurrent respiratory papillomatosis (RRP), a rare condition causing wart-like growths in the airways. Participants, who currently need surgery multiple times a year to clear these growths, will receive bevac…

This study is testing if a daily capsule containing bacterial proteins can prevent wheezing in infants who were recently hospitalized for severe bronchiolitis. Researchers will give the capsule or a placebo to about 173 infants for up to two years to see if it reduces the number …

This study is testing whether a medicine called OM-85 can help prevent common respiratory infections like colds and wheezing illnesses in young children. It will involve about 525 children, aged 6 months to 5 years, who are prone to these infections. The children will take either…

This study aims to understand how infectious diseases spread within households and between people and their pets in the Canton of Bern, Switzerland. By following over 2,100 participants, researchers want to learn how social and environmental factors affect disease transmission. T…

This study aims to understand what happens when people are exposed to the same mild bird flu virus a second time. Researchers will re-expose 33 healthy adults who caught this specific flu in a previous study. The goal is to learn if they get sick again and how their immune system…

This study aims to understand how often people and their pets get sick after swimming in lakes with blue-green algae blooms. Researchers are observing 2500 beachgoers at popular freshwater beaches in Ontario, Manitoba, and Nova Scotia over two summers. They're tracking who gets s…