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Evaluation of Efficacy and Safety of the 675-nm Red Laser in the Treatment of Melasma in Asians.

Evaluation of Efficacy and Safety of the 675-nm Red Laser in the Treatment of Melasma in Asians.

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20250317012
Enrollment
25
Registered
2025-03-17
Start date
2024-02-12
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, 675-nm Red Laser

Interventions

Participant receive 3 session of 675-nm Red Laser. Participants then receive follow up treatment at 1-3 and 6 months after complete treatment
Experimental Device

Sponsors

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

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Participants aged 18 years and older, both male and female. 2. Asian participants with Fitzpatrick Skin Type III-V. 3. Participants diagnosed with melasma by the researching physician. 4. Participants with melasma on both sides of the face. 5. Participants who consent to join the project voluntarily and agree to receive laser treatment at the positions specified in the research protocol.

Exclusion criteria

Exclusion criteria: 1. Participants who are pregnant or breastfeeding. 2. Participants with inflammatory skin rashes, wounds, or infections on the face. 3. Participants with light-sensitive rashes such as various photodermatitis, lupus erythematosus, and those with a history of skin cancer on the face. 4. Participants who have used hormones or contraceptives within the last 3 months. 5. Participants who have been treated for melasma with topical or oral medications within the last 3 months. 6. Participants who have been treated for melasma with facial laser treatments within the last 3 months. 7. Participants who have been treated with platelet-rich plasma injections within the last 12 months. 8. Participants who have received facial injections to stimulate collagen or reduce hyperpigmentation, such as polycaprolactone, hyaluronic acid, polydioxanone, poly-L-lactic acid, or calcium hydroxyapatite within the last 12 months. 9. Participants with severe chronic illnesses such as advanced-stage cancer or end-stage renal failure. 10. Participants diagnosed with a mental disorder by a psychiatrist. 11. Participants who do not consent to having photographs taken for treatment assessment

Design outcomes

Primary

MeasureTime frame
Average melanin baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatment Antera 3D,Average erythema baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatmen Antera 3D,Melanin level baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatmen Mexameter,Erythema level baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatmen Mexameter

Secondary

MeasureTime frame
physician assessment score baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatmen clinical photos,patient assessment baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatment global aesthetic improvement score,adverse event baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatmen note,pain score baseline, 1month after 1st treatment, 1 month after 2nd treatment visual analog score,mMasi score baseline, 1month after 1st treatment, 1 month after 2nd treatment , 1-,3-,and 6 months after complete treatment mMasi score

Countries

Thailand

Contacts

Public ContactWoraphong Manuskiatti

Faculty of Medicine Siriraj Hospital, Mahidol University

woraphong.man@mahidol.ac.th6619150555

Outcome results

None listed

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