{"nct_id":"NCT01993329","title":"A Study to Evaluate the Effect of Gefapixant (AF-219/MK-7264) on Methacholine Hyper-reactivity in Participants With Asthma (MK-7264-009)","status":"COMPLETED","status_verified_date":"2021-01","start_date":"2013-12-16","start_date_type":"ACTUAL","primary_completion_date":"2014-02-20","primary_completion_date_type":"ACTUAL","completion_date":"2014-02-28","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}