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Hyaluronic Acid as an Adjunct to Non-Surgical Periodontal Therapy in Smokers
Sponsor: Marmara University
Summary
The goal of this clinical trial is to evaluate whether hyaluronic acid (HA) improves periodontal healing in people with periodontal disease who smoke. Moreover, the effects of HA on biomolecules and bacteria levels will be assesed during the follow up period. The main questions it will answer are: Will periodontal sites treated with HA gel after non-surgical periodontal treatment (NSPT) lead to better outcomes in clinical parameters compared to the sites treated with NSPT only in smokers? Will adjunctive use of HA gel reduce oxidative stress markers and bacteria levels during follow-up? Researchers will compare periodontal sites receiving NSPT with adjunctive HA gel application to sites receiving NSPT alone to determine whether HA provides additional clinical, biochemical and microbiological benefits. Participants will: * first receive full-mouth NSPT then, randomization will be performed in selected jaw to determine the test sites. These two interproximal test sites will additionally receive HA gel application. * attend follow-up visits at 1, 3 and 6 months for clinical periodontal measurements and to provide gingival crevicular fluid samples (GCF) and subgingival samples. The GCF samples will be evaluted for Metallothionein (MT) and 8-hydroxy-2'-deoxyguanosine (8-OHdG) levels and subgingival samples for periodontal pathogens.
Official title: The Effect of Adjunctive Use of Hyaluronic Acid in Non-Surgical Periodontal Treatment in Smoking Patients
Key Details
Gender
All
Age Range
18 Years - 65 Years
Study Type
INTERVENTIONAL
Enrollment
23
Start Date
2026-06
Completion Date
2028-07
Last Updated
2026-05-19
Healthy Volunteers
No
Conditions
Interventions
Scaling and Root Planing
Scaling and root planing is a conventional gold-standard treatment for periodontitis. As part of this procedure, subgingival plaque and tartar are removed and root surfaces are planed.
Hyaluronic Acid (HYADENT BG)
Hyaluronic acid will be locally applied to periodontal pockets as an adjunct to non-surgical periodontal treatment, aiming to support periodontal healing. After completion of scaling and root planing, the material will be delivered subgingivally to designated test sites.
Locations (1)
Department of Periodontology, Faculty of Dentistry, Marmara University
Istanbul, Turkey (Türkiye)