Clinical trial on swallowing study of tablet supplements in adult men and women. open crossover study.

Clinical trial on swallowing study of tablet supplements in adult men and women. - Clinical trial on swallowing study of tablet supplements in adult men and women.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000056680

Enrollment

182

Registered

2025-02-28

Start date

2025-01-22

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

Healthy adult

Interventions

Take tablets of different shapes. Take tablets of different shapes.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Japanese men and women 2) Aged from 30 to 69 years old 3) Subjects who have been taking supplements in tablet form for at least two days a week for at least one month prior to obtaining consent.

Exclusion criteria

Exclusion criteria: 1) Subjects with a history of swallowing affecting swallowing function. 2) Subjects who intend to become pregnant or lactating 11) Subjects who are judged as unsuitable by the research director, research manager, or trustee for other reasons.

Design outcomes

Primary

Measure	Time frame
Tolerability of each tablet when actually ingested (tolerance rate).	—

Secondary

Measure	Time frame
Number of grains expected to be swallowed at one time when each tablet is visually observed. Questionnaire	—

Countries

Japan

Contacts

Public ContactYuki Mori

Macromill, Inc. Clinical Research Unit, Life Science Division

yuk_mori@macromill.com03-6716-0700

Outcome results

None listed

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