# Isotretinoin vs. Doxycycline for Acneiform Rash in Patients Receiving Drugs That Target the MAPK Pathway

> **NCT07629167** · PHASE2 · NOT_YET_RECRUITING · sponsor: **University of California, San Francisco** · enrollment: 50 (estimated)

## Conditions studied

- Acneiform Drug Eruption
- Acneiform Eruptions

## Interventions

- **DRUG:** Isotretinoin
- **DRUG:** Doxycycline
- **PROCEDURE:** Blood specimen collection
- **OTHER:** Photographs of Rash
- **BEHAVIORAL:** Questionnaires
- **PROCEDURE:** Stool Specimen collection

## Key facts

- **NCT ID:** NCT07629167
- **Lead sponsor:** University of California, San Francisco
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-08-30
- **Primary completion:** 2029-08-30
- **Final completion:** 2030-03-30
- **Target enrollment:** 50 (ESTIMATED)
- **Last updated:** 2026-06-05

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07629167

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07629167, "Isotretinoin vs. Doxycycline for Acneiform Rash in Patients Receiving Drugs That Target the MAPK Pathway". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07629167. Licensed CC0.

---

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