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Comparative study on the effectiveness of alpha bright serum versus 2% hydroquinone cream for melasma treatment in Thailand

Comparative study on the effectiveness of alpha bright serum versus 2% hydroquinone cream for melasma treatment in Thailand

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20250217008
Enrollment
42
Registered
2025-02-17
Start date
2022-09-26
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Melasma Melasma, 2% hydroquinone cream, topical treatment

Interventions

The patients&#039
faces were randomly assigned, with one side treated using Alpha Bright serum and the other side treated with 2% hydroquinone cream. They were then instructed to follow up at 1, 2, and 3 months during
Active Comparator Drug,Active Comparator Drug
Alpha bright serum ,2% hydroquinone cream

Sponsors

Faculty of Medicine Siriraj Hospital, Mahidol University, Thailand
Lead Sponsor

Eligibility

Sex/Gender
All
Age
35 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1. aged 35-55 years 2. were diagnosed with epidermal or mixed type melasma by physical examination and wood's lamp 3. Thais

Exclusion criteria

Exclusion criteria: 1. Patients who are pregnant or lactating 2. Patients with dermatitis, open wound, or having infection at the area of face 3. Patients who received hormonal treatment or contraceptive pills/injection within 3 months 4. Patients who received topical or oral melasma treatment within 3 months 5. Patients who underwent facial laser treatment within 3 months 6. Patients with mental disorders 7. Patients who do not allow photography 8. Patients who allergic to topical vitamin C, essential Fraction of Ginkgo biloba and Phytic acid 9. Patients with history of hydroquinone and sunscreen allergy

Design outcomes

Primary

MeasureTime frame
Average melanin concentration by Antera Baseline, 1, 2, 3 months during the treatment and 1, 2, 3 months after the treatment Antera,Melanin index Baseline, 1, 2, 3 months during the treatment and 1, 2, 3 months after the treatment Mexameter,Erythema index Baseline, 1, 2, 3 months during the treatment and 1, 2, 3 months after the treatment Mexameter

Secondary

MeasureTime frame
Physician improvement scale 1, 2, 3 months during the treatment and 1, 2, 3 months after the treatment Quartile scale,modified Melasma Area Severity Index score Baseline, 1, 2, 3 months during the treatment and 1, 2, 3 months after the treatment modified Melasma Area Severity Index score,Patient improvement scale 1, 2, 3 months during the treatment and 1, 2, 3 months after the treatment Quartile scale

Countries

Thailand

Contacts

Public ContactRungsima Wanitphakdeedecha

Faculty of Medicine Siriraj Hospital, Mahidol University

rungsima.wan@mahidol.ac.th66816406300

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026