# CPET in CF Patients With One G551D Mutation Taking VX770

> **NCT01937325** · PHASE4 · UNKNOWN · sponsor: **The Alfred** · enrollment: 20 (actual)

## Conditions studied

- Cystic Fibrosis

## Interventions

- **DRUG:** ivacaftor
- **DRUG:** placebo

## Key facts

- **NCT ID:** NCT01937325
- **Lead sponsor:** The Alfred
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2014-02
- **Primary completion:** 2014-12
- **Final completion:** 2016-12
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2016-07-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01937325

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01937325, "CPET in CF Patients With One G551D Mutation Taking VX770". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01937325. Licensed CC0.

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