Overview Low Dose Thrombolysis, Ultrasound Assisted Thrombolysis or Heparin for Intermediate High Risk Pulmonary Embolism Status: Unknown status Trial end date: 2021-10-31 Target enrollment: Participant gender: Summary Open label clinical randomized trial comparing three strategies for managing acute intermediate-high risk pulmonary embolism Phase: Phase 3 Details Lead Sponsor: Rigshospitalet, DenmarkCollaborators: Copenhagen University Hospital, HvidovreHerlev and Gentofte HospitalHillerod Hospital, DenmarkUniversity Hospital Bispebjerg and FrederiksbergTreatments: Calcium heparinHeparinTissue Plasminogen Activator