# Differential Trough Effects of 'Triple Therapy' on Pulmonary Function in Chronic Obstructive Pulmonary Disease (COPD)

> **NCT00996697** · PHASE4 · COMPLETED · sponsor: **Brian J Lipworth** · enrollment: 23 (actual)

## Conditions studied

- COPD

## Interventions

- **DRUG:** Budesonide/formoterol and tiotropium
- **DRUG:** Budesonide/formoterol and placebo

## Key facts

- **NCT ID:** NCT00996697
- **Lead sponsor:** Brian J Lipworth
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-10
- **Primary completion:** 2008-09
- **Final completion:** 2008-09
- **Target enrollment:** 23 (ACTUAL)
- **Last updated:** 2019-04-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00996697

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00996697, "Differential Trough Effects of 'Triple Therapy' on Pulmonary Function in Chronic Obstructive Pulmonary Disease (COPD)". Retrieved via AI Analytics 2026-07-11 from https://api.ai-analytics.org/clinical/NCT00996697. Licensed CC0.

---

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