# Efficacy Study of PDE-5 Inhibitor and Calcium Channel Inhibitor for the Treatment of Secondary Raynaud Phenomenon

> **NCT01280266** · PHASE2,PHASE3 · COMPLETED · sponsor: **Seoul National University Hospital** · enrollment: 29 (actual)

## Conditions studied

- Raynaud Phenomenon

## Interventions

- **DRUG:** Udenafil or Amlodipine

## Key facts

- **NCT ID:** NCT01280266
- **Lead sponsor:** Seoul National University Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2011-01
- **Primary completion:** 2011-05
- **Final completion:** 2011-06
- **Target enrollment:** 29 (ACTUAL)
- **Last updated:** 2012-12-11

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01280266

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01280266, "Efficacy Study of PDE-5 Inhibitor and Calcium Channel Inhibitor for the Treatment of Secondary Raynaud Phenomenon". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01280266. Licensed CC0.

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