# Efficacy and Safety of Using Combination of 755-nm Picosecond Alexandrite Laser and 2% Hydroquinone Compared With 2% Hydroquinone Alone for the Treatment of Melasma: a Randomized Split-face Controlled Trial

> **NCT04597203** · NA · UNKNOWN · sponsor: **Mahidol University** · enrollment: 20 (estimated)

## Conditions studied

- Melasma

## Interventions

- **DEVICE:** 755-nm picosecond alexandrite laser with topical 2% hydroquinone
- **DRUG:** topical 2% hydroquinone

## Key facts

- **NCT ID:** NCT04597203
- **Lead sponsor:** Mahidol University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-10
- **Primary completion:** 2021-01
- **Final completion:** 2021-02
- **Target enrollment:** 20 (ESTIMATED)
- **Last updated:** 2020-10-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04597203

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04597203, "Efficacy and Safety of Using Combination of 755-nm Picosecond Alexandrite Laser and 2% Hydroquinone Compared With 2% Hydroquinone Alone for the Treatment of Melasma: a Randomized Split-face Controlled Trial". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT04597203. Licensed CC0.

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