- ICH GCP
- Registro de ensayos clínicos de EE. UU.
- Ensayo clínico NCT07652255
Subgingival Lactobacillus Reuteri as an Adjunct to Non-Surgical Periodontal Therapy in Diabetic Patients (LREUTERI-DM)
Effect of Adjunctive Subgingival Lactobacillus Reuteri in Non-Surgical Periodontal Therapy for Periodontitis in Patients With Diabetes: A Randomized Controlled Clinical Trial
Descripción general del estudio
Estado
Condiciones
Intervención / Tratamiento
Descripción detallada
Periodontitis is a chronic inflammatory disease associated with dysbiotic subgingival biofilms and is strongly influenced by diabetes mellitus. Chronic hyperglycemia may impair immune function and wound healing, resulting in increased periodontal destruction and poorer treatment outcomes. Non-surgical periodontal therapy based on scaling and root planing (SRP) remains the standard treatment; however, residual periodontal pockets may persist after therapy.
Lactobacillus reuteri probiotics have demonstrated antimicrobial, anti-inflammatory, and host-modulatory properties and may enhance periodontal healing. This randomized controlled clinical trial evaluated the adjunctive effects of subgingival administration of a liquid probiotic preparation containing Lactobacillus reuteri in diabetic patients with Stage III Grade B or higher periodontitis.
Forty periodontal sites were randomly allocated to either a test group receiving SRP plus subgingival Lactobacillus reuteri probiotics or a control group receiving SRP plus saline irrigation. A second application was performed at the 1-month visit. Clinical outcomes included plaque index, gingival index, bleeding on probing, probing pocket depth, and clinical attachment level. Glycemic control was evaluated using HbA1c levels, and microbiological analysis was performed using real-time PCR for Porphyromonas gingivalis, Tannerella forsythia, and Fusobacterium nucleatum.
Assessments were conducted at baseline, 1 month, and 3 months. The primary objective was to evaluate changes in clinical outcomes. Secondary objectives included microbiological and glycemic outcomes.
Tipo de estudio
Inscripción (Actual)
Fase
- No aplica
Contactos y Ubicaciones
Ubicaciones de estudio
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Ho Chi Minh City
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Ho Chi Minh City, Ho Chi Minh City, Vietnam, 700000
- Faculty of Dentistry, University of Medicine and Pharmacy at Ho Chi Minh City
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Criterios de participación
Criterio de elegibilidad
Edades elegibles para estudiar
- Adulto
- Adulto Mayor
Acepta Voluntarios Saludables
Descripción
Inclusion Criteria:
- Age ≥18 years.
- Diagnosed with diabetes mellitus according to WHO criteria.
- Stage III Grade B periodontitis or higher according to the 2017 AAP/EFP classification.
- At least 15 remaining teeth.
- Periodontal pockets ≥5 mm with bleeding on probing.
- Clinical attachment loss ≥5 mm.
Exclusion Criteria:
- Current smokers.
- Pregnant or lactating women.
- Use of antibiotics or anti-inflammatory medications within 1 month before enrollment.
- Periodontal therapy within the previous 3 months.
- Undergoing orthodontic treatment.
- Presence of pulpal lesions or severe occlusal trauma.
Plan de estudios
¿Cómo está diseñado el estudio?
Detalles de diseño
- Propósito principal: Tratamiento
- Asignación: Aleatorizado
- Modelo Intervencionista: Asignación cruzada
- Enmascaramiento: Triple
Armas e Intervenciones
Grupo de participantes/brazo |
Intervención / Tratamiento |
|---|---|
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Experimental: SRP + Lactobacillus reuteri
Subgingival Lactobacillus reuteri
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Subgingival administration of liquid Lactobacillus reuteri following scaling and root planing.
The probiotic solution was applied into periodontal pockets at baseline and re-applied after 1 month.
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Comparador activo: SRP + Saline
Saline Control
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Subgingival administration of sterile saline solution following scaling and root planing.
Saline was applied into periodontal pockets at baseline and re-applied after 1 month using the same protocol as the test intervention.
|
¿Qué mide el estudio?
Medidas de resultado primarias
Medida de resultado |
Medida Descripción |
Periodo de tiempo |
|---|---|---|
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Bleeding on Probing (BOP)
Periodo de tiempo: Baseline to 3 months
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Bleeding on probing was assessed at baseline, 1 month, and 3 months after treatment.
Changes in the percentage of bleeding sites were used to evaluate periodontal inflammation.
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Baseline to 3 months
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Change in Probing Pocket Depth (PPD)
Periodo de tiempo: Baseline to 3 months.
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Probing pocket depth was measured using a UNC-15 periodontal probe at baseline, 1 month, and 3 months after treatment.
The primary outcome was the change in PPD from baseline to 3 months.
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Baseline to 3 months.
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Medidas de resultado secundarias
Medida de resultado |
Medida Descripción |
Periodo de tiempo |
|---|---|---|
|
Change in Clinical Attachment Level (CAL)
Periodo de tiempo: Baseline to 3 months.
|
Clinical attachment level (CAL) was measured using a UNC-15 periodontal probe.
Changes in CAL was assessed to evaluate periodontal attachment gain following treatment.
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Baseline to 3 months.
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Changes in Glycated Hemoglobin (HbA1c)
Periodo de tiempo: Baseline, 1 month, and 3 months
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HbA1c levels were assessed at baseline, 1 month, and 3 months following treatment to evaluate glycemic control.
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Baseline, 1 month, and 3 months
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Changes in Subgingival Periodontal Pathogens
Periodo de tiempo: Baseline to 3 months
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Quantitative levels of Porphyromonas gingivalis, Tannerella forsythia, Fusobacterium nucleatum were assessed using microbiological analysis.
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Baseline to 3 months
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Colaboradores e Investigadores
Investigadores
- Silla de estudio: Thu Nguyen Ngoc Yen, PhD, Faculty of Dentistry, University of Medicine and Pharmacy at Ho Chi Minh City
Fechas de registro del estudio
Fechas importantes del estudio
Inicio del estudio (Actual)
Finalización primaria (Actual)
Finalización del estudio (Actual)
Fechas de registro del estudio
Enviado por primera vez
Primero enviado que cumplió con los criterios de control de calidad
Publicado por primera vez (Actual)
Actualizaciones de registros de estudio
Última actualización publicada (Actual)
Última actualización enviada que cumplió con los criterios de control de calidad
Última verificación
Más información
Términos relacionados con este estudio
Palabras clave
Términos MeSH relevantes adicionales
Otros números de identificación del estudio
- THS-PERIO-2026-01
Plan de datos de participantes individuales (IPD)
¿Planea compartir datos de participantes individuales (IPD)?
Descripción del plan IPD
Información sobre medicamentos y dispositivos, documentos del estudio
Estudia un producto farmacéutico regulado por la FDA de EE. UU.
Estudia un producto de dispositivo regulado por la FDA de EE. UU.
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