# A Study of the Safety and Effectiveness of Levofloxacin Compared With Cefaclor in the Treatment of Adults With Chronic Bronchitis Experiencing Rapid Onset of Worsening of Symptoms Caused by Bacteria

> **NCT00257140** · PHASE2,PHASE3 · COMPLETED · sponsor: **Johnson & Johnson Pharmaceutical Research & Development, L.L.C.** · enrollment: 367 (actual)

## Conditions studied

- Bronchitis
- Bronchitis, Chronic

## Interventions

- **DRUG:** levofloxacin

## Key facts

- **NCT ID:** NCT00257140
- **Lead sponsor:** Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 1931-06
- **Primary completion:** —
- **Final completion:** 1994-07
- **Target enrollment:** 367 (ACTUAL)
- **Last updated:** 2011-06-10

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00257140

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00257140, "A Study of the Safety and Effectiveness of Levofloxacin Compared With Cefaclor in the Treatment of Adults With Chronic Bronchitis Experiencing Rapid Onset of Worsening of Symptoms Caused by Bacteria". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT00257140. Licensed CC0.

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