Clinical trials
Mouthwash clinical trials
Below are recruiting mouthwash clinical trials, each written for real people, not researchers. We’re tracking 37 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07356869Recruiting
Mouthwash study for school children's dental health
This study compares two mouthwashes (one with probiotics and one with a natural ingredient called ethyl lauroyl arginate) to see which is better at reducing cavity-causing bacteria, plaque buildup, and keeping the mouth at a healthy pH level. It may help children between 6 and 12 years old who have mild to moderate plaque.
CairoAges 6–12 - NCT07364565Recruiting
Green tea mouthwash for plaque and gum health
This trial tests whether a pure green tea mouthwash can reduce plaque and gum inflammation better than a placebo or an essential oils mouthwash. It may be a good option if you have healthy gums and are looking for a natural alternative.
Irbid, Irbid GovernorateAges 18 years+ - NCT06219226Enrolling by invitation
Mouthwash for bad breath study
This study tests if two special mouthwashes, chlorine dioxide and chlorhexidine, can reduce bad breath. You'd be asked to use one of these rinses and have your breath checked.
Budapest, BudapestAges 18 years+ - NCT07641725Recruiting
Light Therapy and Steroid Rinse for Pemphigus Mouth Sores
This study tests whether a steroid mouthwash and/or light therapy (photobiomodulation) can help heal painful mouth sores caused by pemphigus vulgaris, an autoimmune disease that damages the inside of the mouth and skin.
DamascusAges 18–80 - NCT07325643Recruiting
Toothpaste and mouthwash to prevent white spots during braces
This study tests if a special toothpaste and mouthwash can stop white spots from forming on teeth while you have braces. It is for people starting orthodontic treatment who have healthy teeth and gums.
BaghdadAges Any age - NCT07282483RecruitingPhase 2
Chinese medicine mouthwash for radiation mouth sores
This trial tests whether a traditional Chinese medicine mouthwash and oral liquid can help prevent or reduce mouth sores caused by radiation therapy for head and neck cancer. If you are getting radiation and are at risk for these painful sores, this study might offer you extra relief.
Chengdu, SichuanAges 18–65 - NCT06627790RecruitingPhase 3
Herbal mouthwash for tooth sensitivity
This study tests a herbal mouthwash containing potassium nitrate against a potassium oxalate mouthwash to see which better reduces tooth sensitivity. If you have sensitive teeth, you may be eligible to try a new rinse that could help reduce pain.
Pune, MaharashtraAges 18–60 - NCT06882564RecruitingPhase 3
Resveratrol mouthwash for bad breath study
This trial tests whether a special mouthwash with resveratrol (a natural plant compound) can help reduce bad breath caused by gum-related bacteria. It might be a good option if you have bad breath from gingivitis (mild gum inflammation) and are a non-smoking dental student.
Baghdad, Bab Al-MoadhamAges 20–24 - NCT07172009Recruiting
Does chlorhexidine mouthwash affect blood sugar after meals?
This trial tests whether using chlorhexidine mouthwash changes how your body handles sugar after eating. It may help us understand a new way to manage blood sugar levels.
Plymouth, DevonAges 18 years+ - NCT07180498Recruiting
Tea tree vs chlorhexidine mouthwash after wisdom tooth removal
This study compares a tea tree oil mouthwash and a standard chlorhexidine mouthwash to see which helps better after wisdom tooth removal. It may help you heal faster and with less discomfort.
SanliurfaAges 18–65 - NCT07667088Recruiting
Whitening mouthwash using oil pulling
This study tests a whitening mouthwash that uses an oil-pulling method. It lasts a few months and compares the mouthwash to not using any whitening product. If you have naturally darker front teeth and haven't whitened them recently, this might be an option for you.
San Antonio, TexasAges 18–60 - NCT06587880RecruitingPhase 4
Mouthwash and wisdom tooth extraction recovery
This study compares different mouthwashes to see which one helps healing after wisdom tooth surgery. If you have a lower wisdom tooth that is impacted (stuck) and need it removed with some bone cutting, you may qualify.
AmmanAges 18 years+ - NCT07339774RecruitingPhase 2
Traditional Chinese medicine for mouth sores from radiation
This trial tests whether a traditional Chinese medicine can help prevent or reduce the severity of mouth sores caused by radiation therapy for head and neck cancer. If you are scheduled to get radiation for non-spreading head or neck cancer, this treatment might help protect your mouth.
Chengdu, SichuanAges 18–65 - NCT03384537RecruitingEarly Phase 1
Tropolone mouthwash test in healthy adults
This early trial compares a mouthwash that contains tropolone versus a mouthwash without tropolone to see how well each works against germs in the mouth. You may be asked to pause your usual mouth-cleaning routine for a few days beforehand.
CairoAges 18–45 - NCT07287826RecruitingPhase 4
Steroid mouthwash to prevent mouth sores during chemo
This trial tests if using a steroid mouthwash can prevent painful mouth sores caused by certain chemotherapy drugs. It aims to help patients who are starting or already receiving chemotherapy known to cause mouth sores.
Baton Rouge, LouisianaAges 18 years+ - NCT07293013Recruiting
Olive oil mouthwash for mouth sores during cancer treatment
This study tests whether using an olive oil mouthwash can help prevent or reduce mouth sores caused by radiation and chemotherapy for head and neck cancer. If you are starting treatment, you may be able to join and receive the mouthwash to see if it helps keep your mouth healthier.
Chiayi City, Chia-Yi CityAges 20 years+ - NCT07311512Recruiting
Gum treatment and mouthwash study for gum disease
This trial tests if a professional gum cleaning combined with a special mouthwash can improve gum health and blood vessel function. It may help people with early gum disease who haven't had recent gum treatment.
Portsmouth, HampshireAges 30–75 - NCT07499596Recruiting
Black Mulberry Mouthwash for Gum Inflammation
This trial tests whether a mouthwash made from black mulberry (Morus nigra) can help treat gingivitis (gum inflammation). If you have gum disease but not advanced gum disease, you may be able to join for about 2 weeks of using the mouthwash along with regular brushing.
Battalgazi, MalatyaAges 18–65 - NCT06875440Enrolling by invitation
Green tea vs. chlorhexidine mouthwash for gum disease
This trial tests if green tea mouthwash works as well as a standard mouthwash (chlorhexidine) for treating gum inflammation. It also checks how the mouthwash affects certain cells and chemicals in your spit that are linked to gum health.
Tehran, Tehran, Iran.Ages 18–40 - NCT06311253Enrolling by invitation
Gum treatment with lactoferrin toothpaste in pregnancy
This study tests whether special toothpaste and mouthwash with lactoferrin (a natural protein) can help treat gum problems in pregnant women. It may offer a safe way to care for your gums during pregnancy.
Pavia, LombardyAges 18–40 - NCT06824467RecruitingPhase 3
Maintenance Therapy Study for Recurrent Ovarian Cancer
This study tests a new maintenance treatment (sacituzumab tirumotecan) versus standard care for people with ovarian cancer that has come back after responding to platinum-based chemotherapy. The goal is to see if it can keep the cancer from growing longer and improve quality of life.
Birmingham, AlabamaAges 18 years+ - NCT07706647Recruiting
Oil pulling for gum health trial
This study tests if oil pulling (swishing oil in your mouth) can reduce gum inflammation and bleeding. It compares oil pulling to a standard mouthwash to see which is better for gum health.
San Antonio, TexasAges 18–70 - NCT07696364Recruiting
Testing a mouthwash for gum health
This trial tests a special mouthwash (chlorhexidine) to see how well it prevents gum inflammation. It compares a standard version to one that also reduces tooth staining. You may be eligible if you are healthy, do not smoke, and have at least 24 teeth with healthy gums.
Bern, Canton of BernAges 18–40 - NCT06920485Enrolling by invitation
Mouthwash after wisdom tooth surgery
This trial tests whether a mouthwash with hypochlorous acid can help healing after impacted wisdom tooth removal. It may reduce discomfort and speed recovery.
AnkaraAges 18–45
Hear when a new Mouthwash trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for mouthwash?
- Yes. Clin2 currently lists 37 recruiting mouthwash studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a mouthwash trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a mouthwash trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.