Effect of tea gargling on periodontal tissue

Effect of tea gargling on periodontal tissue - Tea and periodontal diseases

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000043182

Enrollment

Registered

2021-03-01

Start date

2021-03-30

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

chronic periodontitis

Interventions

matcha green tea barley tea sodium azulene sulfonate

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: --patients who had finished initial periodontal therapy and were entering at the stage of supportive periodontal therapy --patients who had at least one tooth having periodontal pockets with PPD more than 5 mm

Exclusion criteria

Exclusion criteria: --patients who had undergone antibiotic treatment in the last six months --patients who were allergic to the components used in the treatments --smoker at present

Design outcomes

Primary

Measure	Time frame
Clinical parameters related to periodontal diseases e.g., probing pocket depth, clinical attachment loss, bleeding on probing, tooth mobility...	—

Countries

Japan

Contacts

Public ContactRyoma Nakao

National Institute of Infectious Diseases Department of Bacteriology I

ryoma73@nih.go.jp+81-3-5285-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026