{"nct_id":"NCT00537355","title":"An Evaluation of the Efficacy and Safety of TOLAMBA™ for Ragweed-Allergic Rhinitis in an Environmental Exposure Chamber","status":"COMPLETED","status_verified_date":"2019-04","start_date":"2007-09","start_date_type":null,"primary_completion_date":"2008-03","primary_completion_date_type":"ACTUAL","completion_date":"2008-05","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["DVAX"]}