{"nct_id":"NCT03277196","title":"A Study to Evaluate the Safety of Long-term Ivacaftor Treatment in Participants With Cystic Fibrosis Who Are Less Than 24 Months of Age at Treatment Initiation and Have an Approved Ivacaftor-Responsive Mutation","status":"COMPLETED","status_verified_date":"2024-10","start_date":"2017-08-16","start_date_type":"ACTUAL","primary_completion_date":"2023-10-02","primary_completion_date_type":"ACTUAL","completion_date":"2023-10-02","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["VRTX"]}