Stomatitis
MONDO:0004842Inflammation of the oral mucosa due to local or systemic factors.
Also known as: inflammation of mouth mucosa, mouth mucosa inflammation, mucositis oral, oral mucositis
251 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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Could a sweetener stop deadly infections in transplant kids?
Disease control OngoingThis 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…
Phase: PHASE2 • Sponsor: Children's Hospital Medical Center, Cincinnati • Aim: Disease control
Last updated Jun 27, 2026 14:01 UTC
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New toothpaste formula takes on plaque and gingivitis in Head-to-Head trial
Disease control OngoingThis 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…
Phase: PHASE3 • Sponsor: Colgate Palmolive • Aim: Disease control
Last updated Jun 27, 2026 12:37 UTC
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AI and volunteers team up to fight gum disease in seniors
Disease control OngoingThis 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…
Phase: NA • Sponsor: The University of Hong Kong • Aim: Disease control
Last updated Jun 27, 2026 12:25 UTC
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Could chewing gum during pregnancy protect Babies' brains?
Disease control OngoingThis 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…
Phase: PHASE1, PHASE2 • Sponsor: Baylor College of Medicine • Aim: Disease control
Last updated Jun 27, 2026 11:00 UTC
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Talking teens into brushing: new study uses chat to fight gum disease
Disease control OngoingThis 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…
Phase: NA • Sponsor: University of Alabama at Birmingham • Aim: Disease control
Last updated Jun 27, 2026 09:01 UTC
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Pharmacists take on heart disease: new study tests community-based risk reduction
Disease control OngoingThis 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…
Phase: NA • Sponsor: University of Alberta • Aim: Disease control
Last updated Jun 27, 2026 08:08 UTC
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Can a special toothpaste stop bleeding gums? new trial aims to find out
Disease control OngoingThis 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…
Phase: PHASE4 • Sponsor: Procter and Gamble • Aim: Disease control
Last updated Jun 27, 2026 07:51 UTC
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AI could spot gum disease faster than your dentist
Diagnosis OngoingThis 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…
Sponsor: Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University • Aim: Diagnosis
Last updated Jun 27, 2026 13:02 UTC
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Mouthwash may prevent agonizing side effect of stem cell transplants
Prevention OngoingThis 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…
Phase: PHASE3 • Sponsor: Tehran University of Medical Sciences • Aim: Prevention
Last updated Jun 27, 2026 08:10 UTC
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Light therapy may stop painful mouth sores in transplant patients
Prevention OngoingThis 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…
Phase: PHASE2 • Sponsor: Brigham and Women's Hospital • Aim: Prevention
Last updated Jun 27, 2026 08:05 UTC
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New drug aims to spare cancer patients from debilitating mouth sores
Symptom relief OngoingThis 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…
Phase: PHASE2 • Sponsor: EpicentRx, Inc. • Aim: Symptom relief
Last updated Jun 28, 2026 00:00 UTC
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Small needle, big relief: new gum numbing technique tested
Symptom relief OngoingThis 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…
Phase: NA • Sponsor: University of Belgrade • Aim: Symptom relief
Last updated Jun 27, 2026 12:29 UTC
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Amazonian tree oil may soothe radiation mouth sores in cancer patients
Symptom relief OngoingThis 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…
Phase: PHASE1 • Sponsor: Instituto Nacional de Cancer, Brazil • Aim: Symptom relief
Last updated Jun 27, 2026 12:28 UTC
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Ancient remedy meets modern science: frankincense mouthwash tested for gingivitis
Symptom relief ENROLLING_BY_INVITATIONThis 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…
Phase: NA • Sponsor: Oman Dental College • Aim: Symptom relief
Last updated Jun 27, 2026 12:23 UTC
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Which toothbrush tool wins for gum health? study reveals top contenders
Symptom relief OngoingThis 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 …
Phase: NA • Sponsor: University of Roma La Sapienza • Aim: Symptom relief
Last updated Jun 27, 2026 12:23 UTC
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Natural mouthwash aimed to soothe radiation mouth sores, but study never started
Symptom relief TerminatedThis 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,…
Phase: PHASE2 • Sponsor: Instituto Nacional de Cancer, Brazil • Aim: Symptom relief
Last updated Jun 27, 2026 12:05 UTC
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Seaweed spray could soothe radiation mouth pain
Symptom relief OngoingThis 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 …
Phase: PHASE2 • Sponsor: West China Hospital • Aim: Symptom relief
Last updated Jun 27, 2026 12:05 UTC
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Pregnancy gum woes? study tests best toothbrush for you
Symptom relief ENROLLING_BY_INVITATIONThis 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…
Phase: NA • Sponsor: Claude Bernard University • Aim: Symptom relief
Last updated Jun 27, 2026 11:02 UTC
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Light therapy eases mouth sores and skin burns in 33,000 cancer patients
Symptom relief OngoingThis 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…
Sponsor: Centre Hospitalier de Valenciennes • Aim: Symptom relief
Last updated Jun 27, 2026 09:03 UTC
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Could a common herpes drug ease cancer treatment's painful mouth sores?
Symptom relief ENROLLING_BY_INVITATIONThis 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…
Phase: PHASE2 • Sponsor: Instituto Oncoclinicas • Aim: Symptom relief
Last updated Jun 27, 2026 08:13 UTC
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Practice makes perfect: simulated stoma training boosts patient confidence
Symptom relief TerminatedThis 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…
Phase: NA • Sponsor: Nuran Ayşen Pamir Aksoy • Aim: Symptom relief
Last updated Jun 27, 2026 08:10 UTC
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NIH launches Long-Term observation of inflammatory diseases
Knowledge-focused ENROLLING_BY_INVITATIONThis 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…
Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) • Aim: Knowledge-focused
Last updated Jul 04, 2026 00:00 UTC
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Does your Aligner's edge matter? new study tests gum health
Knowledge-focused OngoingThis 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…
Phase: NA • Sponsor: George Emil Palade University of Medicine, Pharmacy, Sciences and Technology of Targu Mures • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:07 UTC
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New home care plan aims to keep stoma patients out of the hospital
Knowledge-focused OngoingThis 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…
Phase: NA • Sponsor: Bahçeşehir University • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:05 UTC
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Scientists hunt for genetic clues in blood and urine to personalize lung cancer care
Knowledge-focused OngoingThis 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…
Phase: NA • Sponsor: University of Arkansas • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:00 UTC
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Smoking's hidden toll on gum health revealed
Knowledge-focused OngoingThis 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…
Sponsor: Suleyman Demirel University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:28 UTC
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Braces and bacteria: new study looks at how orthodontic appliances change mouth microbes
Knowledge-focused OngoingThis 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…
Phase: PHASE3 • Sponsor: University of Rijeka • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:00 UTC
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Can AR make nurses better at mouth sore care?
Knowledge-focused ENROLLING_BY_INVITATIONThis 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…
Phase: NA • Sponsor: Mackay Memorial Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:09 UTC