# A Companion Treatment Study for Patients With Moderate to Severe Acne Vulgaris

> **NCT04940767** · PHASE4 · COMPLETED · sponsor: **Edward Lain, MD** · enrollment: 31 (actual)

## Conditions studied

- Acne Vulgaris

## Interventions

- **DRUG:** Isotretinoin
- **DRUG:** Amzeeq 4% Topical Foam

## Key facts

- **NCT ID:** NCT04940767
- **Lead sponsor:** Edward Lain, MD
- **Sponsor class:** NETWORK
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-06-28
- **Primary completion:** 2023-04-28
- **Final completion:** 2023-04-28
- **Target enrollment:** 31 (ACTUAL)
- **Last updated:** 2023-06-22

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04940767

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04940767, "A Companion Treatment Study for Patients With Moderate to Severe Acne Vulgaris". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04940767. Licensed CC0.

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