Mucositis

This study tests a new vaccine (IP-QSV) designed to protect against four types of Shigella bacteria, which cause severe diarrhea. The trial will include 370 healthy adults, children, and infants in Mali. Researchers will check if the vaccine is safe and triggers a strong immune r…

This early-stage study tests a new oral cholera vaccine called DuoChol in 60 healthy adults aged 18 to 45 in Sweden. Participants will receive two doses of either DuoChol or an existing vaccine (Dukoral) to compare safety and immune response. The goal is to gather initial data to…

This study follows up on African children who received an experimental Shigella vaccine in earlier studies. Researchers will take blood samples 1, 2, and 3 years after the last vaccine dose to see how long the immune protection lasts. No new vaccines are given in this study. The …

This study tests whether a hyaluronic acid mouthwash is more acceptable to children than a standard chlorhexidine mouthwash, while still controlling plaque-induced gingivitis. Thirty-two children aged 8 to 12 with signs of gingivitis will use one of the two mouthwashes. Researche…

This study looks at whether giving a GnRH agonist hormone treatment before a frozen embryo transfer can improve pregnancy and live birth rates in women with persistent chronic endometritis (a uterine infection that doesn't clear with antibiotics). About 150 women aged 20-40 will …

This study tests whether an Ayurvedic treatment that targets digestion and gut health can reduce allergy symptoms and immune markers in people with allergic rhinitis (hay fever). 104 adults aged 18-40 with confirmed allergies will receive either the Ayurvedic treatment plus stand…

This study tests whether a new experimental effervescent tablet can clean removable partial dentures better than a commercial cleanser or water. Fifteen adults with denture stomatitis will wear dentures with small material discs to collect plaque, then soak them daily in one of t…

This pilot study tests whether a gel made from a special form of hyaluronan (HA35) can help people with mild gum recession and chronic gum inflammation. Thirty adults will apply the gel to their gums and teeth twice a day for 42 days. Researchers will measure changes in gum reces…

This early-stage study tests a new drug called cizutamig in about 20 adults with IgE-mediated allergies, including food allergies. The main goal is to see if the drug can safely lower IgE levels, which are antibodies that trigger allergic reactions. Researchers will also monitor …

This Phase 3 trial will test whether a toothpaste containing chitosan, a natural substance, can reduce plaque, gingivitis, and gum bleeding better than a standard fluoride toothpaste. About 90 adults aged 18-70 with good general health will brush with either the chitosan toothpas…

This study looks at two different approaches to help pregnant people with gum disease get better dental care. Participants will receive free dental check-ups, cleanings, and supplies. The goal is to see which method reduces gum inflammation and improves oral health habits, and wh…

This study tests whether a probiotic lozenge containing a special strain of Streptococcus salivarius (SALI-10) can reduce gum inflammation and bad breath. Sixty adults with gingivitis will take the lozenge or a placebo twice daily for four weeks. The goal is to see if the probiot…

This study tests whether adding FuKe Qianjin capsules, a Chinese herbal remedy, to standard antibiotics works better than antibiotics alone for chronic endometritis, a womb infection that can cause infertility and miscarriage. About 300 women aged 20-40 will take either the herba…

This study tests whether thalidomide can reduce or stop fever episodes in children with PFAPA syndrome, a condition causing repeated fevers and sore throats. About 106 children aged 3 to 18 will take either thalidomide or colchicine daily for 6 months. Researchers will track how …

This study tests a daily dissolving film placed under the tongue to treat dust mite allergic rhinitis (hay fever). About 250 adults in China will use either the active film or a placebo for one year. The goal is to see if the film reduces sneezing, stuffiness, and the need for re…

This study is testing a mouth rinse made from stingless bee honey as a gentler alternative to standard chemical mouthwashes for gingivitis (gum inflammation). Researchers will develop the rinse, check its safety and germ-fighting power in the lab, then test it in 20 volunteers to…

This study will test if a toothpaste with stannous fluoride can reduce bacteria on teeth, tongue, cheeks, and gums better than a regular toothpaste. About 100 adults with plaque and gingivitis will brush with one of the two toothpastes. The goal is to see which one controls bacte…

This early-phase trial is testing whether inhaling tiny particles from stem cells (called small extracellular vesicles) can safely help people with both allergic rhinitis and asthma. About 18 adults will receive either the active treatment or a placebo via nebulizer daily for two…

This study compares toothpaste tablets to a standard toothpaste (Colgate Cavity Protection) for cleaning teeth and gums. Fifty adults will use one of the two products for six weeks. Researchers will measure plaque, gum inflammation, and cavities before and after the trial to see …

This study tests whether a mouthwash made from moringa leaves can reduce dental plaque, bacteria, and early cavities as well as the standard chlorhexidine rinse. Researchers will enroll 90 adults with mild gum inflammation and moderate-to-high cavity risk. Participants will use e…

This study looks at whether using a water flosser can help reverse early gum inflammation (mucositis) around single dental implants. Twenty adults with at least one implant-supported crown will use water flossing for four weeks. Researchers will measure bleeding, plaque, and pock…

This study tests whether adding a probiotic called Lacticaseibacillus rhamnosus GG to standard care (like rehydration fluids) can shorten the duration of acute infectious diarrhea in children. About 480 kids aged 1 month to 10 years in Turkey will take part. Half will get the pro…

This study looks at whether a special oral nutritional supplement, combined with dietary counseling, can improve growth in children who are not growing as expected. About 216 children will be randomly assigned to receive either the supplement plus counseling or counseling alone. …

This 6-week study tests whether an AI-based toothbrush (Xiaomi T501) with pressure sensing and coaching removes more plaque and reduces gum bleeding than a standard electric or manual toothbrush. Thirty-three adults with plaque-induced gingivitis will be randomly assigned to one …

This study tests whether AI-powered decision trees can help general practitioners better diagnose and manage allergies. About 600 patients with suspected allergies will be enrolled, and doctors will use an app that suggests next steps based on symptoms. The goal is to see if this…

This study will check if a simple questionnaire can accurately identify gum disease in adults. About 291 participants in Saudi Arabia will fill out the questionnaire and then have a standard dental exam. The goal is to see how well the questionnaire matches the exam results, whic…

This study aims to find the best concentration of Blomia tropicalis (a type of dust mite) extract for allergy skin testing. About 30 adults with known dust mite allergies will receive small pricks with different extract strengths to see which causes a reaction similar to a standa…

This study will enroll 2,000 adults to see if non-invasive methods like smartphone photos, dental X-rays, and questionnaires can accurately detect gum disease compared to a standard clinical exam. Researchers will use artificial intelligence to analyze the images and combine data…

This study tests whether a 3D intraoral scanner can accurately measure dental plaque compared to the traditional method of applying a dye and visually scoring. Twenty adults with at least 20 natural teeth and visible plaque will be scanned before and after plaque disclosure and a…

This study tests whether light therapy (photobiomodulation) can prevent mouth sores in children receiving chemotherapy. Fifty children aged 0-30 will receive daily light treatments during hospital stays and at home. Researchers will check if the therapy is easy to use and accepta…

This pilot study tests two light therapy devices—one placed inside the mouth and one outside—to prevent and treat painful mouth sores caused by radiation therapy. Sixty adults with oral cavity or oropharynx cancer will receive light sessions twice a week for prevention, then thre…

This study tests whether a simple, low-cost oral health program for pregnant women in rural Nepal can reduce the number of babies born too early, too small, or underweight. About 2,280 women will either receive daily antiseptic mouthwash and intensive oral hygiene education, or j…

This study tests whether a modified herbal mouthwash can prevent painful mouth sores caused by radiation therapy in people with head and neck cancer. About 156 participants will use either the herbal mouthwash or a placebo during their radiation treatment. The goal is to see if t…

This study tests if a spray called Kangfu Spray can prevent severe mouth sores in people with oral cancer who are getting radiation therapy. About 140 participants will either get the spray plus standard mouth care, or standard care alone. The goal is to see if the spray reduces …

This study tests whether a cream called triethanolamine (Trolamine) can prevent or reduce vaginal inflammation caused by radiation therapy in cervical cancer patients. About 238 women will either use the cream daily during radiotherapy plus routine care, or receive routine care a…

This study tests if a special light (photobiomodulation) can prevent and treat painful mouth sores caused by chemotherapy in children aged 4-17 with cancer. Half of the 49 participants will get light therapy, and the other half will get a standard gel. The goal is to see if the l…

This study tests an oral spray made from stem cell exosomes to prevent severe mouth sores in head and neck cancer patients undergoing radiation. 200 participants will use the spray three times daily, starting a week before radiation and continuing for two weeks after. The goal is…

This study tests two simple, low-cost methods—cold application (like ice chips) and artificial saliva—to prevent painful mouth sores caused by chemotherapy. About 60 cancer patients starting chemo will be randomly assigned to one of the two treatments or standard care. The goal i…

This study tests whether an injection called stapokibart can reduce nasal allergy symptoms like runny nose, congestion, sneezing, and itching in adolescents aged 12 to 17 with seasonal allergic rhinitis (hay fever). Participants receive either stapokibart or a placebo alongside t…

This phase 3 trial tests whether a lozenge called BupiZenge, which contains the long-acting painkiller bupivacaine, can relieve mouth pain from radiation therapy better than the standard lidocaine rinse. About 150 adults with head and neck cancer will be randomly assigned to one …

This study tests whether adding cyclobenzaprine, a muscle relaxant, to standard pain medicines (ibuprofen, acetaminophen, and short-term narcotics) improves pain control and reduces narcotic use after minimally invasive hysterectomy. About 36 women undergoing laparoscopic hystere…

This study tests whether sucking on ice chips during chemotherapy can prevent or reduce the severity of painful mouth sores (oral mucositis) in cancer patients. 102 adults receiving 5-fluorouracil or methotrexate will be randomly assigned to either get ice chips during infusion p…

This pilot study will test whether a dental gel called theranovis can improve gum health in people with gingivitis (mild gum disease). Twenty adults with gingivitis will use either the gel or a placebo twice daily for a period. Researchers will measure changes in gum bleeding and…

This phase 2 trial tests the safety of stapokibart injection in 15 teenagers aged 12-17 with seasonal allergic rhinitis (hay fever). Participants receive the drug alongside their usual allergy treatments. The study focuses on side effects and how the body processes the drug, not …

This study looks at how well RHINOSEDAL works for people aged 8 and older with a stuffy nose caused by colds, allergies, or sinus issues. About 126 participants will use the treatment as prescribed and report their symptoms over 6 days. The goal is to see if it provides meaningfu…

This study tests a painless light treatment called photobiomodulation for children aged 3 to 14 who get severe mouth sores from chemotherapy. The treatment uses a handheld red light device for about 5-10 minutes daily for four days, alongside standard care. Researchers want to se…

This study tests if Dymista nasal spray safely eases allergy symptoms like sneezing, stuffy nose, and itchy eyes in Chinese teenagers aged 12 to 17. About 100 participants will use the spray twice daily for two weeks. The goal is to see if symptoms improve, not to cure allergies.

This study tests whether listening to calming music or using virtual reality can reduce pain, anxiety, and fear in children aged 6-12 with leukaemia who need care for painful mouth sores caused by chemotherapy. Forty-five children will be randomly assigned to a music group, a VR …

This study will compare two types of tooth separators—elastomeric and nickel-titanium—used before placing orthodontic bands for braces. Thirty patients with crowded teeth will have one separator type on each side of their mouth. Researchers will measure how well they create space…

This study tests a new nasal spray called PL-14 Allergy Blocker in about 120 adults with seasonal allergies. Unlike regular allergy sprays, PL-14 is drug-free and works by forming a gel-like barrier in the nose to block allergens. The study compares it to a simple saline spray ov…

This study is testing a special gel made from hyaluronan (a natural substance) to see if it can quickly ease discomfort in the throat and nose for people with chronic rhinitis and pharyngitis. Thirty adults with these conditions will use the gel twice daily for 10 days. The main …

This phase 2 trial tests whether taking taurine (a common amino acid) can prevent or reduce severe mouth sores caused by radiation therapy in people with nasopharyngeal cancer. 130 patients will take taurine pills or receive standard care starting 3 days before radiation until 1 …

This study tests whether a common antibiotic ointment applied inside the nose can reduce severe mouth and throat pain caused by radiation therapy in head and neck cancer patients. About 126 participants will receive either the antibiotic or a placebo, and neither they nor their d…

This study tests whether a special mouthwash can reduce gum inflammation (gingivitis) in adults. Thirty healthy volunteers with moderate gum redness and swelling will rinse daily for 4 weeks. Dentists will check their gums at the start and end to see if the product helps ease sym…

This study tests whether adding moxibustion—a traditional heat therapy—to standard allergy medicine can safely reduce symptoms like sneezing, stuffiness, and runny nose in people with allergic rhinitis. About 60 adults with a cold-type allergy will receive either standard care al…

This study looks at whether removing the adenoids (with or without tonsils) can improve allergy symptoms in children aged 3 to 12 who also have enlarged adenoids and tonsils. Researchers will compare surgery to standard medication by tracking symptom scores and allergy markers in…

This study compares two common treatment combinations for allergic rhinitis (hay fever) in adults: a nasal steroid spray plus an oral antihistamine versus a nasal steroid spray plus an oral antileukotriene. The goal is to see which combo better relieves symptoms like sneezing, st…

This study tests whether daily red light therapy can prevent or reduce skin and mouth side effects in children aged 0-16 receiving radiation for cancer. About 248 kids will get a daily LED light treatment on the radiated area. Researchers will compare their side effects to those …

This study compares two ways of teaching oral hygiene to adults with braces who have gum inflammation (gingivitis). One group gets personalized training called iTOP, while the other gets standard video and model instruction. Researchers will measure plaque and gum health after th…

This study will test the safety of a new biologic drug called stapokibart, given as a shot, in 400 adults with seasonal allergic rhinitis (SAR). Participants are already prescribed the drug by their doctor. The main goal is to track any side effects. This is an open-label study, …

This study tests an injection called JYB1904 for people with year-round allergies (perennial allergic rhinitis). The goal is to see if it can reduce symptoms like runny nose, congestion, and sneezing better than a placebo. About 135 adults who already use nasal sprays will receiv…

This study tests a new medicine called AK139 for people with moderate to severe seasonal allergic rhinitis (hay fever). About 111 adults aged 18-65 with at least a 2-year history of seasonal allergies will receive either AK139 or a placebo. The main goal is to see if AK139 reduce…

This study compares a homemade herbal mouthwash to chlorhexidine, the standard mouthwash for gingivitis. Gingivitis is a common gum disease caused by plaque buildup. The herbal option may have fewer side effects. The trial will include 12 adults with plaque-induced gingivitis and…

This study tests if a steroid mouthwash can prevent or reduce mouth sores caused by the cancer drug datopotamab deruxtecan (Dato-DXd). About 100 adults with advanced breast or lung cancer will use the mouthwash and be monitored for 12 weeks. The goal is to see if this simple step…

This study tests whether a mobile education app based on Kolcaba's Comfort Theory can improve comfort and well-being for people living with a stoma. About 68 adults scheduled for stoma surgery will be randomly assigned to use the app plus standard care, or standard care alone. Th…

This study compares two ways to treat moderate to severe allergic rhinitis: using a nasal steroid spray plus an antihistamine nasal spray versus the same steroid spray plus an antihistamine pill. Fifty people aged 12 to 75 will be randomly assigned to one of the two treatments fo…

This study tests whether giving extra booster shots of allergy medicine directly into the tonsils can better control hay fever symptoms. About 276 adults with allergic rhinitis will receive either the standard three doses or additional boosters. Researchers will track symptom rel…

This study looks at how well a saltwater (saline) nasal spray works and how safe it is for infants and toddlers aged 3 months to 4 years with stuffy noses from colds, flu, or allergies. About 83 children will use the spray for up to 14 days, and parents will report symptom change…

This study will test whether rinsing with cold water (15-20°C) reduces mouth soreness and improves comfort compared to room-temperature water in 200 head and neck cancer patients undergoing radiotherapy. Participants will rinse four times daily for six weeks. The goal is to see i…

This study tests whether a water flosser can improve oral health in adults with plaque-induced gingivitis. Sixty-four healthy adults will use the device twice daily after brushing. Researchers will measure changes in plaque and gum inflammation over time.

This study tests if Acoustic Resonance Therapy (ART) can relieve symptoms of Empty Nose Syndrome (ENS), a condition where past nose surgery leaves patients feeling blocked despite open airways. ART uses sound vibrations to clear mucus and reduce inflammation. About 40 adults with…

This study tests an injection called GR1802, given alongside usual allergy treatments, to see if it can better control symptoms like sneezing, runny nose, and itchy eyes in people with seasonal allergic rhinitis (hay fever). About 144 adults who have had poor symptom control with…

This study tests whether a natural nasal spray (Puressentiel Allergy Protection) can reduce symptoms of dust mite allergies. Twenty adults with dust mite allergic rhinitis will receive either the spray or a saline placebo before a nasal allergen challenge. Researchers will measur…

This small Phase 2 trial tests whether a single dose of zafirlukast, an asthma drug, can prevent nasal symptoms caused by cat dander. Twelve adults with cat allergies will receive either the drug or a placebo before being exposed to cat dander in a controlled setting. Their sympt…

This study aims to develop a blood test that measures B regulatory cells, which may indicate whether allergen immunotherapy (allergy shots) is successfully reducing allergic reactions. Researchers will study 80 adults with pollen or venom allergies who are starting routine allerg…

This study looks at whether music therapy can reduce painful mouth sores (oral mucositis) in children with cancer. Researchers will interview 50 families online to learn about their experiences with music therapy. The goal is to find patterns that could lead to better, drug-free …

This study looks at how gum inflammation and the bacteria in your mouth interact with your body's immune system. Twenty healthy adults will use a special toothpaste and then stop brushing for a period to see how inflammation and bacteria change. The goal is to better understand t…

This study looks at how a disrupted body clock (like in night-shift workers) affects gum inflammation. Researchers will measure clock proteins and immune markers in the gum fluid of 116 people with and without gum disease. The goal is to understand the link between sleep-wake cyc…

This pilot study will test a mobile app called ADEPT among 30 village doctors in Bangladesh. The app helps doctors decide when antibiotics are truly needed for children with diarrhea. The goal is to see if using the app reduces unnecessary antibiotic prescriptions, which is a maj…

This study tests a new approach called 'Flipped Discharge' for people with colorectal cancer who have a stoma after surgery. Instead of focusing care in the hospital, it shifts support to the home, with a nurse visit or video follow-up three days after discharge. The goal is to s…

This study will test several over-the-counter mouthwashes to see how they affect the balance of bacteria in the mouth and whether they influence heart health. Researchers will recruit 200 adults with or without gum disease from dental clinics and a university campus. The goal is …

This study looks at how two types of dental cement used to attach stainless steel crowns affect gum health in 45 children aged 6-10. Researchers measured gum inflammation and certain immune markers before and one week after placing the crowns. The goal is to see if one cement cau…

This study looks at 100 women undergoing fertility treatment to understand why some experience repeated implantation failure or pregnancy loss. Researchers will compare immune cells and microbes in the uterus of affected women versus those without such history. The goal is to fin…

This study will collect blood samples from 30,000 adults in the UK with various health conditions, including blood clots, infections, heart disease, diabetes, and more. The samples will be used to develop and fine-tune new diagnostic tests for the cobas® lumira device, which allo…

This study looks at whether playing an escape room game helps nursing students learn more about stoma care and feel more confident. About 60 students will be split into two groups: one will get a lecture plus the escape room game, and the other will get only a traditional lecture…

This study will test three ways to clean clear aligners: brushing with fluoride toothpaste, using chlorhexidine mouthwash, or using an oxygen-based cleanser. Twenty-one adults will try each method for one month to see how it affects bacteria and gum health. The goal is to find wh…

This study explores whether a health app and follow-up digital meetings can motivate teenagers to improve their oral hygiene. Researchers will interview 25 adolescents aged 16-17 who have gum disease (gingivitis) to see if the app helps them build better brushing habits. The goal…

This study looks at 38 women who had pelvic side effects (like pain in the rectum, bladder, or vagina) after radiation or chemotherapy for gynecological cancers. Researchers will compare their gut bacteria to healthy controls and see if rectal ozone therapy changes the microbiome…

This study uses artificial intelligence to understand how air pollution and climate change impact respiratory diseases like allergic rhinitis and asthma. Researchers will gather health data from about 1,900 patients across Europe and analyze it with AI tools to find better ways t…

This study compares two oral formulations of pranlukast, a drug used for asthma and allergic rhinitis, to see if they are equivalent. Sixty healthy adults will receive a single dose of each version in random order under fasting conditions. The main goal is to measure drug levels …

This study aims to understand how certain immune proteins, called NOD1 and NOD2, relate to gum disease. Researchers will collect saliva and blood samples from 75 people with healthy gums, gingivitis, or periodontitis. They will measure levels of these proteins and other markers t…