Combination of low fluence Q-switched ND:YAG (1,064 nm) laser and pulsed dye laser (595 nm) for the treatment of melasma

Status

Recruiting

Phases

Phase 2

Study type

Interventional

Source

TCTR

Registry ID

TCTR20180821002

Enrollment

Registered

2018-08-21

Start date

2014-11-06

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

Interventions

low fluence Q&#45

switched ND:YAG (1&#44

064 nm) laser , pulsed dye laser (595 nm)

Active Comparator Procedure/Surgery,Active Comparator Procedure/Surgery

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: -patients with melasma

Exclusion criteria

Exclusion criteria: -pregnancy -not willing to follow protocol

Design outcomes

Primary

Measure	Time frame
Skin coloration 0,1,2,3,4 months Colorimeter	—

Secondary

Measure	Time frame
improvement of melasma 0,1,2,3,4 months Photograph	—

Countries

Thailand

Contacts

Public ContactRatchathorn Panchaprateep

Faculty of Medicine, Chulalongkorn University

rpanchaprateep@gmail.com0898923819

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026

Combination of low fluence Q&#45;switched ND:YAG (1&#44;064 nm) laser and pulsed dye laser (595 nm) for the treatment of melasma