Healthy Thai subjects
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Healthy female and male volunteers of any skin type with an age range of 20-60 years old 2. Free of wound scar or any visible skin disease on the lower arm 3. Willing to participate in the study 4. Be able to read write and communicate in Thai 5. Willing to sign consent of the volunteer
Exclusion criteria
Exclusion criteria: 1. History of eczema or psoriasis within 6 months 2. History of treatment with steroids antibiotics NSAIDs anti histamine within 3 days before the study 3. History of using topical medicine on the test area within 3 weeks before the study 4. Having any disease at the test area that required regularly use of any topical medication 5. History of major operation within 1 year 6. History of skin cancer within 1 year 7. Pregnancy or lactation 8. Regular smoker or heavy drinker 9. History of drug addicted
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Skin irritation test 0, 0.5, 1, 24h 24 hours patch test | — |
Secondary
| Measure | Time frame |
|---|---|
| N/A N/A N/A | — |
Countries
Thailand
Contacts
Cosmetics and natural products research center, Faculty of Pharmaceutical Sciences, NU