# Systemic and Topical Metformin Versus Glycolic Acid Peel for the Treatment of Acanthosis Nigricans

> **NCT07751549** · NA · COMPLETED · sponsor: **Tanta University** · enrollment: 54 (actual)

## Conditions studied

- Acanthosis Nigricans

## Interventions

- **DRUG:** systemic metformin
- **DRUG:** topical intervention
- **PROCEDURE:** glycolic acid 70% peeling

## Key facts

- **NCT ID:** NCT07751549
- **Lead sponsor:** Tanta University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-06-03
- **Primary completion:** 2025-07-13
- **Final completion:** 2026-05-25
- **Target enrollment:** 54 (ACTUAL)
- **Last updated:** 2026-08-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07751549

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07751549, "Systemic and Topical Metformin Versus Glycolic Acid Peel for the Treatment of Acanthosis Nigricans". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07751549. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*