NCT06090851

Brief Summary

This randomized, double-blinded, placebo-controlled two-arm, parallel group clinical trial is designed to evaluate the impact of the consumption of two herbal pralines containing 200 mg nitrate on clinical signs of gingival inflammation (Bleeding on probing) without an accompanied professional mechanical plaque removal.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
44

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Sep 2023

Shorter than P25 for not_applicable

Geographic Reach
1 country

2 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 15, 2023

Completed
3 days until next milestone

First Submitted

Initial submission to the registry

September 18, 2023

Completed
1 month until next milestone

First Posted

Study publicly available on registry

October 19, 2023

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 31, 2023

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

January 31, 2024

Completed
Last Updated

July 24, 2024

Status Verified

July 1, 2024

Enrollment Period

4 months

First QC Date

September 18, 2023

Last Update Submit

July 23, 2024

Conditions

Outcome Measures

Primary Outcomes (3)

  • bleeding on probing (BoP)

    observed percentage of probing sites being positive for bleeding on probing

    baseline

  • bleeding on probing (BoP)

    observed percentage of probing sites being positive for bleeding on probing

    14 days

  • bleeding on probing (BoP)

    observed percentage of probing sites being positive for bleeding on probing

    28 days

Secondary Outcomes (33)

  • composition of the oral microbiome (subgingival)

    baseline

  • composition of the oral microbiome (subgingival)

    day 14

  • composition of the oral microbiome (subgingival)

    day 28

  • Plaque Control Record (PCR) according to O´Leary

    Baseline

  • Plaque Control Record (PCR) according to O´Leary

    Day 14

  • +28 more secondary outcomes

Study Arms (2)

verum

ACTIVE COMPARATOR

pralines containing nitrate 3x day (200mg nitrate per day)

Dietary Supplement: herbal nitrate Pralines with nitrate

placebo

PLACEBO COMPARATOR

pralines without nitrate

Dietary Supplement: herbal nitrate Pralines without nitrate

Interventions

consumption of herbal pralines with nitrate

verum

consumption of herbal pralines without nitrate

placebo

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • age 18 to 65 years,
  • minimum of 20 % of the measure points showing a manifest bleeding after probing,
  • no periodontal maintenance therapy within the past 4 months,
  • a minimum of 10 remaining natural teeth

You may not qualify if:

  • history of drug / alcohol abuse,
  • systemic intake of antibiotics \< 6 months prior to the study period,
  • regular use of anti-inflammatory drugs,
  • regular use of antibacterial mouthwashes,
  • known allergic reactions to any ingredient in the experimental pralines
  • mean arterial blood pressure MAD \<80mmHg
  • known allergies and intolerances to any of the ingredients of the experimental pralines

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

German Naval Medical Institute

Kronshagen, 24119, Germany

Location

Section of Periodontology

Würzburg, D-97070, Germany

Location

MeSH Terms

Conditions

PeriodontitisGingivitis

Interventions

Nitrates

Condition Hierarchy (Ancestors)

Periodontal DiseasesMouth DiseasesStomatognathic DiseasesInfectionsGingival Diseases

Intervention Hierarchy (Ancestors)

AnionsIonsElectrolytesInorganic ChemicalsNitric AcidNitrogen CompoundsOrganic Chemicals

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Prof.Dr.

Study Record Dates

First Submitted

September 18, 2023

First Posted

October 19, 2023

Study Start

September 15, 2023

Primary Completion

December 31, 2023

Study Completion

January 31, 2024

Last Updated

July 24, 2024

Record last verified: 2024-07

Locations