{"nct_id":"NCT00644449","title":"A Multicenter, Randomized, Double-Blind, Double-Dummy Trial of Azithromycin SR Compared With Levofloxacin for the Treatment of Acute Symptoms of Chronic Bronchitis","status":"COMPLETED","status_verified_date":"2011-05","start_date":"2003-01","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2004-03","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["PFE"]}