drugset / Trial / NCT00274066
Acute Bronchodilator Response of a Single Dose of Atrovent or Berotec on Top of Pharmacodynamic Steady State of Spiriva
RandomizedCrossoverDouble-blindTreatment
Summary
To evaluate acute effect of single dose of ipratropium (Atrovent) or fenoterol (Berotec) in comparison to placebo when given to COPD patients on pharmacodynamic steady state of tiotropium (Spiriva)
Timeline
- Start
- 2002-10
- Primary completion
- 2003-09
- Completion
- 2003-09
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Fenoterol | Unknown | 200 ug | Inhaled |
| Subject | Ipratropium | Small molecule | 40 ug | Inhaled |
| Background | Tiotropium | Other / unclassified | 18 ug | Inhaled |