Pharyngitis

This trial tests whether giving children a nebulized (mist) form of dexmedetomidine before tonsillectomy reduces sore throat after surgery, compared to nebulized lidocaine. The study includes children aged 3 to 15 who are scheduled for elective tonsillectomy. Researchers will mea…

This trial tests whether a benzydamine throat spray, an anti-inflammatory pain reliever, can reduce sore throat after surgery that uses a breathing tube. About 106 women undergoing gynecological surgery will be randomly assigned to receive the spray or usual care. The study will …

This study will test four medical devices (HMG, PHN, PHR, TUR) in 160 adults with sore throat from acute pharyngitis or viral tonsillitis. The goal is to see if they are safe and help reduce symptoms like pain when swallowing. Participants will use the device for up to 7 days and…

This study is testing an oral spray called OROSEDAL to see if it helps relieve pain from sore throats, canker sores, and other minor mouth lesions. About 124 children and adults will use the spray as prescribed and report their pain levels over 6 days. The spray works by forming …

This study tests whether using a smaller breathing tube during thyroid surgery can lower the chance of a sore throat afterward. 180 women having thyroid surgery will be randomly assigned to receive a tube with an inner diameter of 6.0, 6.5, or 7.0 millimeters. Researchers will ch…

This study tests two simple, low-cost methods—chewing sugar-free gum or gargling cold water—before a bronchoscopy to see if they reduce sore throat and swallowing difficulty afterward. About 100 adults scheduled for diagnostic bronchoscopy will be randomly assigned to one of thes…

This study tests whether Jing Si herbal tea liquid packets can ease symptoms of chronic pharyngitis (long-term sore throat). About 120 adults with chronic pharyngitis will drink either the herbal tea or a placebo for a period. Researchers will measure changes in throat discomfort…

This study looks at whether not suctioning the breathing tube before removing it is safe and might reduce coughing and sore throat. About 408 adults having planned surgery will be randomly assigned to either routine suctioning or no suctioning. The main goal is to see if oxygen l…

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 tests whether having nurses or pharmacists, instead of doctors, do the first assessment for a sore throat can reduce unnecessary antibiotic use. Researchers will compare how often each type of health professional follows official guidelines. The goal is to see if chang…

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…