| Mouthwash of Pomegranate Against Biofilm and Gingival Inflammation in School Children (NCT02949583) | Universidade Estadual da Paraiba | 2012-03-01 |
| Oral Hygiene and Maternity Outcomes Multicenter Study (OHMOM) (NCT01549587) | Procter and Gamble | 2012-02-01 |
| Dental Plaque Removal Study (NCT01559987) | University of North Carolina, Chapel Hill | 2012-02-01 |
| Effect of Probiotic on the Plaque pH. A Randomized Double Blind Interventional Study (NCT01601145) | Università degli Studi di Sassari | 2012-01-01 |
| Probiotic Yoghurt Effect on Experimental Gingivitis (NCT02546206) | Marmara University | 2011-11-01 |
| Acquired Chronic Erosive Gingivitis: Clinical Relevance of Papillary Gingival Biopsy (NCT04293718) | Assistance Publique - Hôpitaux de Paris | 2011-10-01 |
| A Study is to Evaluate a Regimen on Gingivitis Using Traditional and Novel Assessment Methods (NCT07211061) | Procter and Gamble | 2011-09-21 |
| A Study to Determine the Effects of Adding an Experimental Device With Mouthrinse to Oral Care Regimen (NCT01419626) | Johnson & Johnson Consumer and Personal Products Worldwide | 2011-07-31 |
| Frequency of Oral Hygiene (NCT01630837) | Universidade Federal de Santa Maria | 2011-05-01 |
| A Study Comparing the Interproximal Plaque and Gingivitis Effects of Three Interdental Cleaning Modalities (NCT01307358) | University of North Carolina, Chapel Hill | 2011-02-01 |
| Effects of Two Sugar Substituted Chewing Gums on Caries and Gingivitis Variables (NCT01578603) | Universidad de Antioquia | 2011-01-01 |
| Effect of Mouthrinsing on Inflammation of the Gums. (NCT01317446) | Technische Universität Dresden | 2010-11-01 |
| Clinical Effects of Tooth Powder on Gingivitis (NCT01902095) | Sheikh Zayed Federal Postgraduate Medical Institute | 2010-11-01 |
| Controlled Clinical Trial of Traditional Chinese Medicine Mouthrinse (NCT01637948) | The University of Hong Kong | 2010-10-01 |
| Clinical Examination of Metal Free Interdental Brushes (NCT01593540) | University of Freiburg | 2010-09-01 |
| Evaluation Study of a Mouthwash Based on Schinus Terebinthifolius to Treat Gingivitis in Children (NCT01197105) | Federal University of Paraíba | 2010-09-01 |
| Efficacy of Essential Oil Mouthwash With and Without Alcohol: a 3-Day Plaque Accumulation Model (NCT01411618) | University of L'Aquila | 2010-06-01 |
| Comparison of Swabs and Toothbrushes in Cleaning the Teeth of Mechanically Ventilated Patients (NCT01154257) | Cardiff and Vale University Health Board | 2010-06-01 |
| Dose-Response Study of Iocide Oral Rinse (NCT01103102) | Biomedical Development Corporation | 2010-04-01 |
| Study on Periodontal Treatment in Diabetic Patients (NCT01271231) | Universidad de Antioquia | 2010-04-01 |
| Clinical Evaluation of the Efficacy of a Marketed Dentifrice on Plaque and Gingivitis (NCT03214406) | Church & Dwight Company, Inc. | 2010-02-08 |
| School-based Oral Health Education Program Using Experiential Learning (NCT02320162) | Matina Angelopoulou | 2010-02-01 |
| To Investigate the Clinical Efficacy of an Experimental Toothpaste (NCT01079910) | GlaxoSmithKline | 2009-12-09 |
| Preliminary Evidence of the Efficacy of a Mouthwash Containing 5% Propolis for the Control of Plaque and Gingivitis (NCT01142843) | Federal University of Minas Gerais | 2009-08-01 |
| A Controlled Clinical Study to Determine the Gingivitis Benefit of Flossing (NCT00964860) | Procter and Gamble | 2009-08-01 |
| Compare Anti-inflammatory Dentifrices (NCT00762528) | Colgate Palmolive | 2009-02-01 |
| A Randomized, Controlled, Double-blind Clinical Trial of Surinam Cherry Dentifrice With Anti-gingivitis Properties (NCT02648139) | Federal University of Paraíba | 2008-12-01 |
| Dose-dependent Anti-inflammatory Effects of Vitamin D in a Human Gingivitis Model (NCT00779909) | Boston University | 2008-12-01 |
| Improving Oral Health With Serious Games (NCT02027597) | University of Washington | 2008-10-01 |
| The Effects of Pistacia Mutica on De Novo Dental Plaque Formation, Gingival Inflammation and Oral Microorganisms (NCT00972803) | Tabriz University | 2008-05-01 |
| Mechanical Plaque Control and Gingivitis Reduction in Fixed Appliance Patients (NCT00681135) | Sebastian Zingler | 2008-04-01 |
| Oral Malodour and Periodontal Disease-related Parameters (NCT01234948) | Aristotle University Of Thessaloniki | 2008-01-01 |
| Effect of Mouthwash Containing Camellia Sinensis Extracts on Oral Malodor (NCT00932347) | Mahidol University | 2008-01-01 |
| Day Long Prevention of Oral Malodor With a Palatal Patch (SmellX) Containing A Herbal Formula (NCT01388023) | Hadassah Medical Organization | 2008-01-01 |
| Effect of Herbal Extracts on Gingival Inflammation (NCT00554034) | Shaare Zedek Medical Center | 2007-11-01 |
| Essential Oils Mouth Rinse and Dental Floss: Efficacy on Interproximal Gingivitis and Dental Plaque Accumulation (NCT01236963) | University of Lisbon | 2007-09-01 |
| Comparative Efficacy of a Toothpaste That Reduces Plaque and Gingivitis (NCT00926328) | Colgate Palmolive | 2007-06-01 |
| Evaluate Inflammation Caused by Gingivitis in Adults (NCT00941668) | Colgate Palmolive | 2007-01-01 |
| Effects of Antioxidant Dentifrice on Gingivitis (NCT02102295) | Lion Corporation | 2006-09-01 |
| Flossing With Chlorhexidine (NCT00471783) | University of British Columbia | 2006-04-01 |
| Acellular Dermal Matrix Allograft Versus Free Gingival Graft (NCT03251001) | University of Sao Paulo | 1999-02-01 |