| Recruiting | Interdental Hygiene Methods in Young Adults NCT06848790 | Hospices Civils de Lyon | N/A |
| Recruiting | 0.2% Chlorhexidine vs MicroRepair ABX in Gingivitis NCT07088666 | University of Pavia | N/A |
| Enrolling By Invitation | Effects of Oral Nursing Education on Oral Health and Quality of Life in Patients With Home Non-Invasive Ventil NCT07211906 | Chang Gung Memorial Hospital | N/A |
| Enrolling By Invitation | Oral Hygiene and Dietary Habits in Physical Therapy and Pharmacy Students at Sinai University NCT07051057 | Sinai University | — |
| Completed | Charcoal Toothbrushes and Bacterial Contamination: a Clinical Trial. NCT07275684 | Mohammed V University in Rabat | N/A |
| Completed | Antibacterial Effect of Ozonated Olive Oil, Propolis and Chlorhexidine Mouthwashes in Pediatric Patients NCT07197073 | Alexandria University | N/A |
| Recruiting | Mobile Oral Health Intervention Effectiveness on Orthodontic Patients' Oral Hygiene and Oral Health Literacy NCT06734325 | Alexandria University | N/A |
| Completed | Oral Care Program for Residients in Long-term Care Facility NCT06397079 | National Taipei University of Nursing and Health Sciences | N/A |
| Enrolling By Invitation | Efficacy and Safety of the "Neo Pill" Device for Keeping Oral Hygiene in Patients with Fixed Orthodontic Appli NCT06834139 | University of Kragujevac | — |
| Not Yet Recruiting | Association of Acne Vulgaris With Oral Hygiene and Gingivitis NCT06237387 | Erzincan University | — |
| Recruiting | Effect of Health Diary on Self-management in Adolescent Patients With Fixed Orthodontic Appliance NCT06461611 | Wei XIA, PhD | N/A |
| Unknown | Effect of Toothbrushing Without Chlorhexidine on Oral Hygiene Indices in Patients With Orotracheal Intubation NCT06453122 | Hospital Israelita Albert Einstein | N/A |
| Completed | A Study Assessing the Effects of an Experimental Dentifrice in Maintaining Tooth Color Following Tooth Bleachi NCT06150573 | HALEON | N/A |
| Unknown | Evaluation of the Effectiveness of Different Toothbrushes in Children NCT06164496 | Marmara University | N/A |
| Unknown | Oral Hygiene Compliance in Orthodontic Patients Using Active Reminders NCT06080321 | Nourhan M.Aly | N/A |
| Completed | Impact of 2D:4D Ratio on Oral Hygiene and Gingival Health NCT07147998 | Okan University | — |
| Completed | The Effect of Oral Health Care Program on Oral Hygiene and Oral Function for the Elderly Patient With Dementia NCT07401693 | Shiou-fang Lu | N/A |
| Completed | Caregiver Assisted Oral Hygiene for Individuals With Disabilities: Initial Safety NCT05852886 | Center for Disability Services, New York | N/A |
| Completed | Effectiveness of Mobile Phone Reminder Applications in Improving Oral Hygiene Compliance of Orthodontic Patien NCT06811688 | Umm Al-Qura University | N/A |
| Completed | Oral Hygiene Among Portuguese Older Adults NCT06444490 | Egas Moniz - Cooperativa de Ensino Superior, CRL | N/A |
| Completed | GumChucks vs Interdental Brushes in Plaque Removal. NCT07140068 | Beirut Arab University | N/A |
| Unknown | Orodental Hygiene in Children With Special Needs NCT05697432 | Altinbas University | N/A |
| Unknown | Evaluation of the Efficacy of a Messaging Application to Improve Oral Hygiene in Orthodontic Patients.ECA NCT05527613 | Fundación Universitaria CIEO | N/A |
| Completed | Clinical Study to Investigate the Tooth Stain Removal Efficacy of Two Experimental Toothpastes Compared to a S NCT05459558 | HALEON | N/A |
| Completed | Effect of Chlorhexidine Gluconate in Oral Care of Patients With Endotracheal Intubation Based on 16sRNA Techno NCT06691841 | Shanghai 10th People's Hospital | N/A |
| Completed | Open-label Trial Evaluating Four Oral Hygiene Regimens Using a Manual Toothbrush, Toothpaste, and Mouthwash NCT05999175 | Biokosmes Srl | N/A |
| Unknown | The Effects of Oral Hygiene Interventions Prior Orthodontic Treatment in Adults NCT05418322 | University of Malaya | N/A |
| Completed | Oral Hygiene Intervention for Adolescents NCT05158465 | San Diego State University | N/A |
| Unknown | Visual Feedback on Brushing Technique and Habits on Patient Oral Hygiene NCT05723133 | University Ghent | N/A |
| Completed | Effectiveness of Oral Management Strategies on Improving Oral Frailty and Oral Bacteria NCT05407532 | National Cheng-Kung University Hospital | N/A |
| Completed | Effectiveness of Personalized Oral Hygiene Education in Medical and Dental Students Over Two Years NCT07085013 | University of Mostar | N/A |
| Completed | Evaluation of the Effect of Oil Pulling NCT05304338 | Ataturk University | N/A |
| Completed | Safety and Efficacy Evaluation of Mouth Wash(Glister Mouth Wash): Pilot Study NCT05644236 | Wonju Severance Christian Hospital | N/A |
| Completed | Clinical Efficacy and Patient Acceptance of Interdental Brushes and Rubber Bristles in Patients With Gingiviti NCT07150910 | Bulent Ecevit University | N/A |
| Unknown | Effectiveness of Smart Phone Application in Improving Oral Health Behaviours of Adolescents NCT04307771 | Aga Khan University | N/A |
| Completed | Evaluation of the Influence of Radiofrequency-based Toothbrush on the Accumulation of Calculus NCT04640857 | Rambam Health Care Campus | N/A |
| Withdrawn | Oral Health Promotion: Youth as Agents Of Change NCT03947203 | Virginia Commonwealth University | N/A |
| Completed | Acceptance and Efficacy of a Digital Application Among Parents to Control Early Childhood Caries NCT05515510 | University Medicine Greifswald | N/A |
| Completed | Effect of Pre-treatment Photographs on Oral Hygiene Maintenance in Orthodontic Patients NCT06010797 | Rehmat Memorial Post Graduate Dental Teaching Hospital | N/A |
| Completed | Anxiety Level and Oral Hygiene Practice in Dental Students During Covid-19 Pandemic NCT04460469 | Cairo University | — |
| Completed | Dental Anxiety and Periodontal Health NCT05563532 | Okan University | — |
| Unknown | Effect of Oral Hygienization in Newborn on Candida Spp Colonization NCT04410250 | Federal University of the Valleys of Jequitinhonha and Mucuri | N/A |
| Completed | Efficacy of Manual Toothbrushes in Removing Dental Plaque NCT04025684 | GlaxoSmithKline | N/A |
| Unknown | Learning Brushing Using Game Elements in Mobile Phones Apps NCT03935009 | University Maribor | N/A |
| Completed | Livionex on Reducing Plaque Accumulation and Improving Oral Health in Children NCT04368533 | University of California, San Francisco | Phase 1 |
| Completed | Effects of Active Reminders and Motivational Techniques on Oral Hygiene and Gingival Health in Orthodontic Pat NCT03841825 | Virginia Commonwealth University | N/A |
| Unknown | Oral Health, Bite Force and Dementia NCT03775772 | University of Zurich | N/A |
| Unknown | Oral Hygiene in Patients With Orthodontic Fixed Appliances NCT03789812 | Riyadh Colleges of Dentistry and Pharmacy | N/A |
| Completed | The Effectiveness of Oral Health Promotion on Pneumonia Complicating Stroke NCT04095780 | Anhui Medical University | N/A |
| Completed | Mobile Phone Messaging To Improve Oral Hygiene Among Primary School Children in Pakistan NCT03390452 | Health Services Academy, Islamabad, Pakistan | N/A |
| Completed | Comparison of 5 Buffering Agents on Changes in Salivary pH in Individuals Previously Exposed to a Test Carbona NCT03526770 | Dr Meru S | N/A |
| Completed | BEhavioral EConomics for Oral Health iNnovation Trial NCT03576326 | University of California, San Francisco | N/A |
| Unknown | The Effect of Active Reminders on Oral Hygiene in Orthodontics NCT03330535 | Riyadh Colleges of Dentistry and Pharmacy | N/A |
| Completed | Comparison of 5 Buffering Agents on Changes in Salivary pH in Individuals Previously Exposed to a Test Flavour NCT03513575 | Dr Meru S | N/A |
| Completed | Comparison of 5 Buffering Agents on Changes in Salivary pH in Individuals Previously Exposed to a Test Fruit J NCT03510962 | Dr Meru S | N/A |
| Completed | Impacts of Oral Irrigation in Orthodontic Patients NCT05562986 | Ondokuz Mayıs University | N/A |
| Completed | Evaluation of Plaque Removal Efficacy & Patient Acceptability of Knotted Floss Technique in Type II Gingival E NCT03414073 | Uttaranchal Dental & Medical Research Institute | N/A |
| Unknown | Effect of Dental Waterjet on Oral Hygiene for Patients With Braces NCT03119441 | Riyadh Colleges of Dentistry and Pharmacy | N/A |
| Completed | A Study to Investigate the Stain and Plaque Removal Capability of Two Experimental Potassium Nitrate Dentifric NCT03267511 | GlaxoSmithKline | Phase 2 |
| Completed | Study to Investigate the Stain Control of Two Stannous Fluoride Dentifrices NCT03160703 | GlaxoSmithKline | N/A |
| Completed | Motivational Interview and Orthodontic Patients NCT04871373 | Universidad Iberoamericana | N/A |
| Completed | BEhavioral EConomics for Oral Health iNnovation Pilot Trial NCT03862443 | University of California, San Francisco | N/A |
| Completed | Motivational Interviewing in Orthodontic Patients NCT02829567 | University of Barcelona | N/A |
| Completed | Effectiveness of T-shaped Toothbrush NCT03989479 | University of Malaya | N/A |
| Completed | To Evaluate Efficacy and Tolerability of Sodium Bicarbonate Toothpaste and Its Effect on Opportunistic or Resi NCT02207400 | GlaxoSmithKline | Phase 2 |
| Completed | To Evaluate the Efficacy and Tolerability of Sodium Bicarbonate Toothpaste NCT02207907 | GlaxoSmithKline | Phase 2 |
| Completed | The Effect of Experimental Dentifrices on Remineralization of Caries Lesions In-situ NCT02195583 | GlaxoSmithKline | N/A |
| Completed | Effectiveness of a Chlorine Dioxide Spray on Dental Plaque and Respiratory Pathogens in Institutionalized Elde NCT03533335 | The University of Hong Kong | Phase 4 |
| Completed | Effects Of Training On Brushing Behavior NCT04018534 | Okan University | N/A |
| Completed | Impact of Three Different Education Methods on Oral Hygiene NCT02989233 | Umut BALLI | EARLY_Phase 1 |
| Completed | Stroke Oral healthCare pLan Evaluation NCT01954212 | Glasgow Caledonian University | Phase 2 |
| Completed | An Efficacy Study of Stain Control of a 67% Sodium Bicarbonate Containing Toothpaste on Chlorhexidine Tooth St NCT01962493 | GlaxoSmithKline | Phase 4 |
| Completed | Impact of Bracket Design and Oral Hygiene Maintenance on Halitosis in the Orthodontic Patient NCT01948349 | UConn Health | N/A |
| Completed | Implementation and Evaluation of Revised Protocols for Oral Hygiene for Mechanically Ventilated Patients NCT01657396 | University of Calgary | N/A |
| Completed | Efficacy of a Propolis-based Denture Cleanser NCT01237782 | Raphael Freitas de Souza | N/A |
| Completed | Experimental Denture Pastes NCT01237795 | Raphael Freitas de Souza | N/A |
| Completed | Effects of Oral Care in the Neuroscience ICU NCT00518752 | St. Joseph's Hospital and Medical Center, Phoenix | N/A |
| Completed | Oral Health Education Program NCT00103493 | Temple University | Phase 3 |