{"nct_id":"NCT00255502","title":"307B - Safety, Tolerability and Pharmacokinetics Study of TOPROL-XL® in Hypertensive Pediatric Subjects","status":"COMPLETED","status_verified_date":"2006-11","start_date":"2002-07","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":null,"completion_date_type":null,"phases":["PHASE3"],"tickers":["AZN"]}