A single-blind crossover study examining the influence which warming and humidification to a throat nose exert on sleep or a nose throat state with healthy adult

A single-blind crossover study examining the influence which warming and humidification to a throat nose exert on sleep or a nose throat state with healthy adult - Research of influence which warming and humidification to a throat nose exert on sleep or a nose throat state

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027183

Enrollment

Registered

2017-04-30

Start date

2016-11-07

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

Sleep difficulty

Interventions

Treatment A (2 weeks) -&gt

Wash out (1 week)-&gt

Treatment B (2 weeks) Treatment A: Appling a moisture rich mask for 15min. before bedtime. Treatment B: Appling a moisture poor mask for 15 min. before bedtime. Treatment B (2 weeks) -&gt

Treatment A (2 weeks) Treatment A: Appling a moisture rich mask for 15min. before bedtime. Treatment B: Appling a moisture poor mask for 15 min. before bedtime.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Subjects have a trouble to a throat nose in winter 2)Subjects indicate by Pittsburgh sleep quality index score in the range of 6 to 12

Exclusion criteria

Exclusion criteria: 1) Subjects who have dermatological disorders around their mouth and nose. 2) Subjects who appear eczema by contact of warm temperature or a nonwoven fabric 3) Subjects who fall thermesthesia or sensitive to temperature 4) Subjects who are undergoing the medical practitioner's therapy 5) Subjects who have an interruption in the circulation of diabetes mellitus 6) Feel dizzy easily 7) Subjects who have caused the allergy disease 8) <female> Subjects under pregnancy or with a possibility of having become pregnant 9) Subjects who feel worsens by a scent 10) Smorker 11) Subjects who are using the sleeping drug

Design outcomes

Primary

Measure	Time frame
Subjective measurement for sleep quality and objective measurement for actimeter	—

Secondary

Measure	Time frame
Subjective measurement for a state of nose and throat, relaxed feeling, and anxiety	—

Countries

Japan

Contacts

Public ContactShigemi Tsuchiya

Kao Corporation Personal Health Care Research

tsuchiya.shigemi@kao.co.jp03-5630-7271

Outcome results

None listed

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