Overview Non-Invasive Positive Pressure Ventilation Management of High Altitude Pulmonary Edema Status: Recruiting Trial end date: 2021-06-01 Target enrollment: Participant gender: Summary Trial of Non-Invasive Positive Pressure Ventilation Management of High Altitude Pulmonary Edema Phase: N/A Details Lead Sponsor: Massachusetts General HospitalCollaborator: Himalayan Rescue AssociationTreatments: Nifedipine