NCT04288219

Brief Summary

Trial of Non-Invasive Positive Pressure Ventilation Management of High Altitude Pulmonary Edema

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
16

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Mar 2020

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 25, 2020

Completed
3 days until next milestone

First Posted

Study publicly available on registry

February 28, 2020

Completed
2 days until next milestone

Study Start

First participant enrolled

March 1, 2020

Completed
1.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2021

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2021

Completed
Last Updated

September 3, 2020

Status Verified

September 1, 2020

Enrollment Period

1.3 years

First QC Date

February 25, 2020

Last Update Submit

September 1, 2020

Conditions

Outcome Measures

Primary Outcomes (1)

  • Oxygen saturation

    Displayed on pulse oximeter

    Up to 4 hours

Secondary Outcomes (2)

  • Ultrasonographic assessment of pulmonary edema

    Up to 4 hours

  • Subjective rating of dyspnea

    Up to 4 hours

Study Arms (2)

Standard of Care Treatment

ACTIVE COMPARATOR

Continuous supplemental oxygen and nifedipine 30mg will be administered to patients.

Drug: NifedipineOther: supplemental oxygen

Non-Invasive Positive Pressure Ventilation Management

EXPERIMENTAL

CPAP at 10mmHg with supplemental oxygen, as well as nifedipine 30mg will be administered to patients.

Device: Non-Invasive Positive Pressure VentilationDrug: Nifedipine

Interventions

Continuous positive airway pressure delivered by face mask at 10cmH2O

Also known as: CPAP
Non-Invasive Positive Pressure Ventilation Management

Nifedipine 30mg, Pharmacotherapy

Non-Invasive Positive Pressure Ventilation ManagementStandard of Care Treatment

supplemental oxygen

Standard of Care Treatment

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Healthy adults (age 18-80)
  • Travel through Pheriche, Nepal
  • Diagnosis of HAPE by symptoms, vital signs, and lung ultrasound

You may not qualify if:

  • History of chronic respiratory conditions (asthma, COPD, ILD)
  • Concomitant pneumonia or aspiration, cardiomyopathy, congestive heart failure
  • Kidney disease
  • Neurologic disorder
  • Cognitive disorder
  • Temporary altered mental status
  • Use of phosphodiesterase inhibitors or nifedipine prior to diagnosis of HAPE
  • Age under 18 or over 80
  • Pregnancy

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Himalayan Rescue Association

Kathmandu, Nepal

RECRUITING

MeSH Terms

Conditions

Altitude SicknessHypoxia

Interventions

Nifedipine

Condition Hierarchy (Ancestors)

Respiration DisordersRespiratory Tract DiseasesSigns and Symptoms, RespiratorySigns and SymptomsPathological Conditions, Signs and Symptoms

Intervention Hierarchy (Ancestors)

DihydropyridinesPyridinesHeterocyclic Compounds, 1-RingHeterocyclic Compounds

Central Study Contacts

N. Stuart Harris, MD, MFA

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Masking Details
No masking will be done, as the CPAP device will be visible to both participants and investigators
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Chief, Division of Wilderness Medicine, Principal Investigator, Clinical Innstructor

Study Record Dates

First Submitted

February 25, 2020

First Posted

February 28, 2020

Study Start

March 1, 2020

Primary Completion

June 1, 2021

Study Completion

June 1, 2021

Last Updated

September 3, 2020

Record last verified: 2020-09

Data Sharing

IPD Sharing
Will not share

Locations