Mucositis

This study tests a new vaccine called Shigella4V2 to see if it can protect people from shigellosis, a severe diarrheal disease. About 120 healthy adults will receive either the vaccine or a placebo and then be exposed to the bacteria in a controlled setting. The goal is to see if…

This study tests a two-dose vaccine designed to prevent diarrhea from two common types of Shigella bacteria in 8,000 children aged 6 months to 5 years in Bangladesh. Half the children get the vaccine, half get a placebo, and researchers track who gets sick over time. The goal is …

This study tests an experimental nasal vaccine made from a harmless virus (Sendai virus) that is similar to the one causing croup. The goal is to see if it is safe and helps children ages 1 to 5 build protection against croup. About 54 children will receive the vaccine as nose dr…

This study tests whether a special wipe containing xylitol, a natural sweetener, can reduce dangerous bloodstream infections in children and young adults undergoing stem cell transplants. These infections often start from bacteria in the mouth and can be life-threatening. Partici…

This study tests whether fecal microbiota transplantation (FMT) is safe and helpful for people with severe gut inflammation caused by stem cell transplants. About 20 patients with transplant-related gastrointestinal mucositis will receive FMT. Researchers will track when and how …

This study tests whether a toothpaste with stannous fluoride works better than regular fluoride toothpaste at reducing dental plaque and gum inflammation (gingivitis). About 85 adults with mild to moderate gum disease will brush twice daily for 6 months. Dentists will measure pla…

This study tests whether personalized oral hygiene advice, delivered through an AI-powered mobile health app by trained volunteers, can improve gum health in older adults. Eighty-eight participants aged 60 and over from daycare centers in Hong Kong will receive bi-weekly advice b…

This study in Malawi tests whether chewing xylitol gum three times a day during pregnancy can improve gum health and change the bacteria in the mouth and vagina. Researchers will also check if it reduces pregnancy complications and affects babies' brain development. 80 pregnant w…

This study tests whether digital tools can help people with allergic rhinitis (hay fever) better control their symptoms. About 240 adults will use a smartphone platform that tracks symptoms, sends reminders, and gives personalized advice. Researchers will compare their progress t…

This study tests whether motivational interviewing, a supportive counseling method, can help teenagers aged 14-19 with braces improve their oral hygiene. Participants receive short, non-judgmental conversations to set their own goals for brushing and flossing. The goal is to redu…

This 5-year study is looking at how well a year-round allergy treatment (MATA trees or MATA grass) works for children and adults with pollen allergies, including hay fever and mild asthma. Researchers want to see if the treatment is as effective in kids as it is in adults. About …

This study tests whether a pharmacist-led program can help people reduce their risk of heart disease. Over 1,000 adults with conditions like diabetes, high blood pressure, or obesity are taking part. Pharmacists use a step-by-step guide to assess risk and support lifestyle change…

This study tests whether a piece of donated aorta (the body's largest artery) can be used as a patch to repair severe windpipe or bronchial defects in children. The surgery is for kids who cannot have standard windpipe repair. Only 5 children will be enrolled, and the main goal i…

This study tests whether brushing with stannous fluoride toothpaste twice a day for three months reduces gum bleeding and inflammation better than a standard fluoride toothpaste. 120 adults with mild to moderate gingivitis will be randomly assigned to one of three toothpastes. Th…

This study is testing whether artificial intelligence (AI) can accurately diagnose periodontitis (severe gum disease) and monitor gum inflammation using dental records and X-rays. Researchers will develop and validate AI models using data from 900 patients across multiple hospita…

This study tests whether a special mouthwash containing N-acetylcysteine can prevent painful mouth sores (oral mucositis) in patients receiving a stem cell transplant. These sores are a common and serious side effect that can cause severe pain and longer hospital stays. The trial…

This study tests if shining a special light inside the mouth, outside the cheek, or both can prevent severe mouth sores in people getting a stem cell transplant. About 78 patients will receive daily light therapy during their transplant stay. The goal is to find the best way to r…

This phase 2 trial tests whether the drug RRx-001 can prevent severe oral mucositis (painful mouth sores) in 216 patients with head and neck cancer receiving standard chemoradiation. Patients are randomly assigned to receive RRx-001 or a placebo alongside their usual treatment. T…

This phase 3 trial tests a daily tablet that dissolves under the tongue to treat house dust mite allergies. It includes 327 Chinese participants aged 12-65 with allergic rhinitis, with or without asthma. The goal is to see if the tablet reduces allergy symptoms and the need for o…

This early-stage trial tests a new biologic drug called ASP2390, given as a skin injection, in 28 adults with house dust mite allergies. The main goal is to check safety and how the immune system responds, not yet whether it works. If successful, it could lead to a new way to eas…

This study compares standard radiofrequency ablation of the front part of the nasal turbinates with an extended version that also treats the middle and back portions. Sixty adults with chronic rhinitis who still have symptoms despite medication will be randomly assigned to one of…

This study tests a numbing method called intraseptal anesthesia for gum surgery. Sixty adults with gum disease will receive a small amount of articaine to see if it effectively blocks pain during the procedure. The goal is to find a less painful alternative to standard numbing te…

This early-phase study tests whether a mouthwash made from copaiba, a natural oil from the Amazon, can safely help prevent and treat painful mouth sores caused by radiation therapy in 20 adults with head and neck cancer. Researchers will find the highest safe dose and measure pai…

This Phase 2 trial tests whether an injection called DM-101PX can reduce nasal symptoms caused by birch pollen allergy. About 100 adults with birch pollen allergic rhinitis or rhinoconjunctivitis will receive either the drug or a placebo. The main goal is to see if the treatment …

This study tests whether a mouthwash made from frankincense and coconut oil can help treat mild to moderate gingivitis (gum inflammation). Researchers will compare it to a standard commercial mouthwash in 90 adults over 21 days. The goal is to see if the natural blend reduces pla…

This study tested how well different home oral hygiene devices (like interdental brushes and picks) reduce plaque and gum bleeding in 40 adults with gingivitis. Participants used the tools at home and were checked monthly. The goal was to see which device works best for everyday …

This study tests whether taking oral probiotics can reduce symptoms of allergic rhinitis (hay fever) and improve quality of life. Researchers will give probiotics to 225 people aged 6 to 65 with diagnosed allergic rhinitis and measure changes in nasal symptoms, inflammation marke…

This study planned to test a mouthwash made from copaíba oil, a natural resin, to prevent and treat painful mouth sores (oral mucositis) in people with oral cancer undergoing radiation. The trial was set to include 40 patients, half using the copaíba mouthwash and half a placebo,…

This study tests whether a spray made from spirulina (a type of algae) can prevent or reduce severe mouth sores in people receiving radiation for head and neck cancer. About 70 patients will use either the spirulina spray or a placebo spray during their radiotherapy. The goal is …

This study is tracking 150 adults with chronic rhinitis (long-term runny nose and congestion) who are receiving treatment with the NEUROMARK device. The device uses radiofrequency energy to disrupt nerves in the nose, aiming to reduce symptoms. Researchers are collecting real-wor…

This study looks at whether sonic electric toothbrushes or manual toothbrushes are better at reducing gum inflammation in pregnant women. Gum problems are common during pregnancy due to hormone changes. The trial will follow 120 pregnant women aged 18-40 to see which toothbrush t…

This study looks at whether a breathing technique used by free divers can reduce symptoms of allergic rhinitis, like nasal congestion and sneezing. Thirty adults with persistent allergies will practice the 40-minute breathing sessions. Researchers will measure symptom scores, nas…

This study compares two nasal sprays for moderate-to-severe allergic rhinitis (hay fever): fluticasone alone versus a combination of fluticasone and azelastine. Researchers will track symptom relief and quality of life in 61 adults over two months to see which spray works better …

This study tests a procedure called RhinAer that uses heat to treat the nerves in the nose for people with chronic rhinitis (long-term stuffy or runny nose). Researchers want to see if it reduces inflammation and improves symptoms like cough and post-nasal drip. About 25 adults a…

This real-world study follows 33,000 cancer patients in France using the CareMin650™ device, which shines light on mouth sores and skin burns caused by chemotherapy or radiation. The goal is to see if this light therapy reduces the severity of these painful side effects. Research…

This study tests whether a probiotic called Saccharomyces boulardii can help children aged 3 months to 5 years recover faster from bloody diarrhea. About 140 children will receive either the probiotic or a placebo, and researchers will track how long the bloody diarrhea lasts and…

This study tests whether the antiviral drug valacyclovir can prevent or reduce painful mouth sores (oral mucositis) in adults receiving radiotherapy for head and neck cancer. Researchers will give either valacyclovir or a placebo to 84 participants during their radiation treatmen…

This pilot study tests whether tezepelumab, a drug already approved for severe asthma, can also reduce nasal symptoms caused by hayfever in people who have both allergic asthma and allergic rhinitis. Nineteen participants will receive monthly injections of tezepelumab for 12 mont…

This study looks at whether a hands-on, simulation-based training program helps people with a new stoma feel more confident and capable in caring for it. About 70 adults who have a stoma for the first time will either receive standard education or the simulation-based training. R…

This study tests an experimental injection called LP-003 in 546 adults with moderate to severe seasonal allergic rhinitis (hay fever) that standard medications don't manage well. Participants receive either the drug or a placebo, and report their nasal symptoms daily. The goal is…

This study was designed to see if a combination of levocetirizine (an allergy medicine) and pseudoephedrine (a decongestant) works better than levocetirizine alone for relieving nasal congestion in people with allergic rhinitis. It planned to enroll people aged 12 to 65 with the …

This study tests a laser procedure that targets nerves in the nose to relieve chronic rhinitis symptoms like runny nose, sneezing, and stuffiness. 120 adults who haven't gotten relief from standard medications will receive either the laser treatment or a sham procedure. Researche…

This study tests a new epinephrine nasal powder (FMXIN002) against the standard EpiPen injection in 50 healthy adults with allergies. Researchers will measure how quickly and effectively the nasal spray delivers epinephrine into the body and its effects on vital signs. The goal i…

This study tests whether adding methadone to usual morphine-based pain medicine reduces severe mouth pain in children aged 6–18 who are getting a stem cell transplant for leukemia, aplastic anemia, or similar conditions. The mouth pain is a common side effect of the chemotherapy …

This study tests a new treatment called GNR-127 for people with seasonal allergies to birch pollen. The treatment is a protein that aims to reduce allergy symptoms like sneezing, runny nose, and itchy eyes. The trial involves 150 adults and will check for safety and how well it w…

This study follows up to 500 people with acute or chronic inflammatory disorders, such as infections or immune problems, over time. Researchers will monitor participants with standard tests and may screen them for other studies. The goal is to better understand these conditions a…

This study looks at how dupilumab changes the way the nose and blood respond to house dust mites in adults with allergic asthma. Participants will be exposed to dust mites in a special chamber and receive either dupilumab or a placebo. The goal is to understand the drug's effects…

This study looks at two different ways clear aligners are trimmed—one that sits on the gums and one that stops at the gum line—to see which leads to less plaque and healthier gums. Twenty adults with mild to moderate crowding will wear both designs at the same time (one on top, o…

This study looks at whether a special home care program helps people with a new stoma (a surgical opening on the belly) recover better after colorectal cancer surgery. About 98 adults who had a stoma created will get extra support and teaching to manage their stoma at home. The g…

This study collects blood, urine, and tissue samples from 330 adults with advanced lung or head and neck cancer to improve precision medicine. Researchers will analyze genetic changes in these samples and grow some tumors in mice to compare DNA. The goal is to refine liquid biops…

This study looks at how smoking changes the body's immune response in gum disease. Researchers compared smokers and non-smokers with healthy gums, gingivitis, or periodontitis. They measured specific proteins and genes in gum tissue to understand the link between smoking and infl…

This study looks at the bacteria living in the nose and sinuses of people with chronic sinusitis, allergies, and healthy individuals. By analyzing tissue samples from 285 participants, researchers hope to identify which bacteria are linked to long-term inflammation. The goal is t…

This study looks at how metal and ceramic braces change the bacteria in dental plaque (biofilm) and affect gum health in 80 people with crooked teeth. Researchers will measure the types and amounts of bacteria, plaque buildup, and gum swelling. The goal is to understand how diffe…

This study aims to see if a special cat allergen extract (AP Cat) can cause hay fever symptoms when sprayed into the nose of people with cat allergies. Twenty volunteers—some allergic to cats, some not—will receive the extract and have their symptoms and allergy markers measured.…

This study looks at whether using augmented reality (AR) can improve how nurses learn to care for oral mucositis, a painful mouth condition caused by cancer treatments. About 110 nurses from a hospital in Taiwan will take part. Researchers will measure their knowledge, skills, an…