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Evaluation of the efficacy and safety of topically applied cream on the properties of human stratum corneum.

Evaluation of the efficacy and safety of topical cream on the properties of normal human stratum corneum: An exploratory study. - Evaluation of the efficacy and safety of topical cream on the properties of normal human stratum corneum: An exploratory study.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000048632
Enrollment
10
Registered
2022-10-10
Start date
2022-05-20
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 male

Interventions

The test product, which is dispensed with two pushes, will be applied topically twice a day for 4 weeks. Un treated

Sponsors

Otsuka Pharmaceutical Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: - Healthy adult males between the ages of 25 and 60 years old. - Subjects who can undergo the designated tests within the study period.

Exclusion criteria

Exclusion criteria: - Subjects with chronic physical diseases such as diabetes, heart disease, kidney disease or liver dysfunction. - Subjects who have demonstrated a previous hypersensitivity reaction to any of the cosmetic products. - Subjects who have demonstrated a previous hypersensitivity reaction to adhesive tapes, medical tapes, or rubber. - Subjects with skin disease such as atopic dermatitis. - Subjects who have scars, nevus pimentosus, acne, erythema, or telangiectasia at the test sites. - Subjects who have undergone the plastic surgery at the test sites. - Subjects with excessively tanned skin at the test sites. - Subjects who have shaved, epilated, or removed hair from the test sites. for at least one month prior to obtaining consent. - Subjects who have topically applied drugs regularly at the test sites for at least one month prior to obtaining consent. - Subjects who have habitually washed their own skin with nylon or other solid materials for at least one month prior to obtaining consent. - Subjects who have undergone aesthetic plastic surgery such as peeling or laser irradiation at the test sites for at least six months prior to obtaining consent. - Subjects who are scheduled to receive vaccinations within the study period. - Subjects who are judged by doctor to be inappropriate for this study.

Design outcomes

Primary

MeasureTime frame
Skin color (Lab) Water content of stratum corneum Transepidermal water loss Stratum corneum collection Skin observation by doctor

Countries

Japan

Contacts

Public ContactSyota Shimizu

Otsuka Pharmaceutical Co., Ltd. Otsu Skin Care Research Institute

Shimizu.Syota@otsuka.jp077-521-8835

Outcome results

None listed

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