Investigation of brushing methods to inhibit the increase in the number of bacteria in saliva during brushing

Investigation of brushing methods to inhibit the increase in the number of bacteria in saliva during brushing - Investigation of brushing methods to inhibit the increase in the number of bacteria in saliva during brushing

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000053543

Enrollment

Registered

2024-02-05

Start date

2024-02-06

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

aspiration pneumonia

Interventions

Brushing with water on a toothbrush (one time) Brushing with moisturizing gel (one time) Brushing with povidone-iodine-containing mouthwash (one time) Brushing with a mixture of povidone-iodine-contai

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Subjects with inadequate self-care and capable of self-decision-making

Exclusion criteria

Exclusion criteria: Persons allergic to iodine.

Design outcomes

Primary

Measure	Time frame
Percentage change in the number of bacteria in saliva before and after each brushing method. The measurement is not invasive and no follow-up is performed after the measurement.	—

Secondary

Measure	Time frame
Medical record survey items (gender, age, number of remaining teeth, oral wetness, plaque, and dental calculus adhesion)	—

Countries

Japan

Contacts

Public ContactMadoka Funahara

Kyusyu Dental University Department of Oral Health, Faculty of Dentistry

r17funahara@fa.kyu-dent.ac.jp093-285-3109

Outcome results

None listed

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