Parkinson's drug may impact gum disease risk
NCT ID NCT07405268
First seen Jun 25, 2026 · Last updated Sep 04, 2026 · Updated 2 times
Summary
This study looks at whether the Parkinson's drug Levodopa-Benserazide affects gum health and inflammation. Researchers will measure gum health and saliva markers in 136 people, including Parkinson's patients with and without gum disease, and healthy controls. The goal is to understand how this common medication might influence oral health.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Levodopa-Benserazide
- What this could lead to
- If successful, this could help doctors understand how Parkinson's medication affects gum health, potentially leading to better dental care for patients.
- What could go wrong
- This is a small, observational study that only measures markers, not a treatment trial. Results may not apply to all Parkinson's patients or lead to direct changes in care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 136 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Feb 2026
- Expected to finish
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Nov 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Participants will be recruited from the Department of Neurology at Hacettepe University Faculty of Medicine (Parkinson's patients) and the Department of Periodontology at the University of Health Sciences, Gulhane Faculty of Dentistry (Periodontitis patients and healthy controls).
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Diagnosis of Parkinson's Disease according to United Kingdom Parkinson's Disease Society Brain Bank Criteria (for study group). * Systemically healthy individuals (for control group). * Willingness to participate and sign informed consent. Exclusion Criteria: * Active smoking. * Comprehensive periodontal treatment within the last month. * Oral, respiratory, or digestive system diseases within the last 3 months. * Fewer than 16 natural teeth. * Use of full or removable partial dentures. * Dementia or inability to provide consent. * Serious active illnesses or substance abuse. * Antibiotic treatment within the last 3 months. * Probiotic use within the last month. * Radiotherapy/chemotherapy within the last 6 months. * Use of oral antiseptics within the last month. * Diabetes mellitus.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Sağlık Bilimleri Üniversitesi Gülhane Diş Hekimliği Fakültesi
Ankara, 06010, Turkey (Türkiye)
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