Overview Acetaminophen vs Indomethacin in Treating hsPDA Status: Terminated Trial end date: 2018-09-01 Target enrollment: Participant gender: Summary The purpose of this study is to see if acetaminophen (Tylenol) is as effective as indomethacin in closing patent ductus arteriosus in premature infants. Phase: Phase 3 Details Lead Sponsor: University of TennesseeTreatments: AcetaminophenIndomethacin