Tonsillitis

This study tests a bone marrow transplant from a family donor for children under 21 with severe non-cancer blood disorders like sickle cell disease, bone marrow failure, or immune problems. The goal is to see if the transplant can replace the diseased cells with healthy donor cel…

This study tests whether a daily probiotic tablet called Bactoblis Evol can reduce how often children aged 3 to 11 get tonsillitis. Two hundred children with a history of at least three episodes in the past year will take either the probiotic or a placebo for three months, then s…

This early-stage study tests a new imaging agent called 18F-4FN for PET scans to safely detect inflammation in the body. It involves 55 adults with cancer who are on immunotherapy or have suspected inflammation. The goal is to see if this agent can highlight areas of inflammation…

This study compares two ways to diagnose a peritonsillar abscess (a pus pocket near the tonsils): the usual physical exam versus adding a small ultrasound probe inside the mouth. About 368 adults with suspected abscess will take part. The goal is to see if ultrasound improves acc…

This study tests two throat sprays (CDN and CW) for adults with a cough from a viral cold. About 58 people will use one of the sprays for 7 days and report how well it works and any side effects. The goal is to see if these sprays are safe and help ease cough symptoms.

This study tests whether adding a quick stitching step (lateral pharyngoplasty) to standard tonsillectomy helps children recover better. About 160 kids aged 3-17 will be randomly assigned to get tonsillectomy with or without the extra stitch. Parents will track pain, eating, and …

This study compares a single dose of methadone (a long-acting opioid) given during surgery to standard short-acting opioids for pain relief after tonsillectomy in children ages 3 to 17. The goal is to see if methadone reduces the need for extra pain medication in the recovery roo…

This study aims to learn more about how diseases related to blood clots, the immune system, and blood vessels start and change over time. Researchers will enroll up to 1,000 people aged 5 and older, including those with these conditions, their healthy relatives, and healthy volun…

This study looks for better ways to detect lung inflammation and infections early in people who have received a stem cell transplant from a donor. About 40 participants aged 5 to 70 will get regular lung scans, breathing tests, blood draws, and a procedure where a tube collects f…

This study aims to see if analyzing the chemicals in a child's breath can help diagnose and monitor diseases like asthma, neurological disorders, and type 1 diabetes. Researchers will collect breath samples from up to 3,600 children and teens to find patterns linked to these cond…

This study collects medical information and samples from people with hearing, balance, taste, smell, voice, speech, or language disorders. Researchers aim to use this data for future studies and to find candidates for other research. Participants receive standard care, and no exp…

This study aims to learn more about PFAPA, a condition that causes repeated fevers, sore throats, and mouth sores in children. Researchers will collect blood, saliva, stool, and tonsil tissue from 1,500 people with PFAPA or other tonsil problems. No treatment is given; the goal i…

This study is testing a tool called B-COMPASS that uses a 22-question survey to predict whether people will follow their prescribed treatments. Researchers will enroll 3100 adults with cardiovascular, endocrine, immune, nerve, cancer, or rare diseases across Europe. The goal is t…

This pilot study is measuring prednisolone levels in 120 people with inflammatory diseases like thyroid eye disease, vasculitis, COPD, asthma, and others. Participants take high-dose prednisolone as part of their routine care, and researchers take timed blood samples to see how t…

This study looks at 320 adults who are about to start strong immune-suppressing therapy and have already had at least two COVID-19 shots. Researchers want to find out if giving a COVID-19 booster right before starting therapy or waiting six months provides better protection. Part…

This study is creating a large registry of 800 people receiving biologic medications for immune conditions like autoimmune diseases and primary immune deficiencies. Researchers will collect blood samples and health data to better understand how these treatments work and who respo…

This study looks at how families feel about antibiotic use and whether a Garmin smartwatch can track symptoms in children aged 4-17 with common infections like UTIs, tonsillitis, or skin infections. About 300 children from the Royal Children's Hospital Emergency Department will w…