Healthy Thai subjects
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Healthy female and male volunteers of all skin types with an age range of 20-60 years old 2. Free of wound, scar or any skin disease on the test area 3. Willing to participate in the study after being informed on objective, methodology, possible risk and expecting outcome of 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 hypersensitive skin 2. History of eczema or psoriasis within 6 months before the study 3. History of medical treatment with steroids, antibiotics, NSAIDs, anti-histamine within 3 days before the study 4. History of using topical medicine on the test area within 3 weeks before the study 5. Having any disease on the test area that required regularly use of any topical medicine 6. History of major operation within 1 year 7. History of skin canser within 1 year 8. Pregnancy or lactation 9. Heavy smoker or regular drinkong 10. History of addiction to any narcotic substances
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Skin irritation 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, Naresuan Univers