CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 34 enrolled
Drug / intervention
Metformin gel, 30% +2 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT07345507
NCT07345507N/ACompleted

Comparison of Efficacy of Metformin Gel 30% vs Triple Combination Cream (Hydroquinone 4%, Flucinolone Acetonide 0.01%, Tretinoin 0.025%) in Treatment of Melasma in Tertiary Care Hospital Karachi.

Jinnah Postgraduate Medical Centre·interventional·Posted Jan 15, 2026·Updated Jan 21, 2026

In Brief

A clinical study evaluating Metformin gel, 30%, Triple combination cream (hydroquinone 2% + tretinoin 0.025% + fluocinolone acetonide 0.01%), and 1 other intervention for Melasma. Completed, enrolled 34 participants across 1 site.

Detailed Summary

This study will compare two topical treatments for melasma. Participants will be randomly assigned to receive either triple combination cream (hydroquinone 2% + tretinoin 0.025% + fluocinolone acetonide 0.01%) or 30% metformin gel, applied once nightly for 12 weeks. All participants will use broad-spectrum sunscreen (SPF ≥30) during the daytime throughout the treatment period. Melasma severity will be assessed using the Melasma Area and Severity Index (MASI), and the study will determine which treatment is more effective and better tolerated at the end of 12 weeks.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsMelasma
CountriesPakistan
Collaborators--

Timeline

N/ACompletedFinished
20252026
First PostedJan 15, 2026
Enrollment StartFeb 1, 2025
Primary CompletionAug 30, 2025
TodayJul 2, 2026
Enrollment to primary: 7 monthsPosted 6 months ago

Interventions

Metformin gel, 30%drug

Participants will apply 30% metformin gel topically to melasma-affected areas once nightly for 12 weeks. All participants will also use broad-spectrum sunscreen (SPF ≥30) during daytime.

Triple combination cream (hydroquinone 2% + tretinoin 0.025% + fluocinolone acetonide 0.01%)drug

Topical triple combination cream containing hydroquinone 2%, tretinoin 0.025%, and fluocinolone acetonide 0.01%, applied once nightly to affected facial areas for 12 weeks

Broad-spectrum sunscreen (SPF ≥30)drug

Applied during daytime throughout the 12-week treatment period (both arms)