Healthy adult
Conditions
Interventions
Healthy adult volunteers will apply 12 petroleum jelly products that are used as prescription drugs, OTC medicines, and cosmetic products to the skin, and will then complete a questionnaire regarding
Sponsors
Keio University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Adults aged from their 20s to 80s 2. No history of contact dermatitis caused by pharmaceuticals or related products 3. No wounds or other skin lesions at the application site 4. Individuals who have provided written informed consent to participate in this study
Exclusion criteria
Exclusion criteria: 1. Individuals who are unable or unwilling to provide consent to participate in this study 2. Individuals deemed inappropriate for participation by the study investigators
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Survey on user experience with each formulation | — |
Secondary
| Measure | Time frame |
|---|---|
| For each formulation, the relationship between objective physical properties and subjective evaluations of usability will be assessed, based on pharmaceutical measurements of spreadability, consistency, and bleeding, together with the primary evaluation endpoints. | — |
Countries
Japan
Contacts
Public ContactYuki Enoki
Keio University Faculty of Pharmacy
Outcome results
None listed