Clinical trials: Altitude
Glucose Metabolism, High Altitude
High Altitude and Exogenous Carbohydrate Oxidation
Recent studies have reported that oxidation of exogenous carbohydrate is reduced under acute hypobaric hypoxic (high altitude; HA) conditions compared to normoxia (sea level; SL) in native lowlanders.
- Trial name
- NCT03851744
- Testing
- Sea Level, High Altitude
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Diabetes
Protocol for the Evaluation of Dario™ BGMS Performance at Elevated Altitude
The purpose of this study is to assess the performance of the Dario Blood Glucose Monitor (BGMS), at elevated altitudes, by obtaining whole blood fingerstick samples from individuals and analyzing the blood on the Dario Blood…
- Trial name
- NCT02352298
- Testing
- Dario Blood Glucose Monitoring System, YSI Analyzer
- Where
- United States
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- LabStyle Innovations Ltd.
High Altitude
Effects of Pioglitazone on Exogenous Carbohydrate Oxidation During Steady-State Exercise at High Altitude
Apparent hypoxia-induced insulin insensitivity along with alterations in glucose kinetics suggests reduction in glucose uptake by the peripheral tissue is a primary factor contributing to reductions in exogenous glucose oxidation…
- Trial name
- NCT06164665
- Testing
- Pioglitazone 15mg
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Care Burden, Care Giving Burden
Altitudes: A Digital Intervention to Support Caregivers
The purpose of the present study is to investigate the feasibility, accessibility, and potential clinical benefits of implementing a moderated online social media platform with therapeutic content, Altitudes, to parents…
- Conditions
- Care Burden, Care Giving Burden, Caregiver Burnout, Caregiver Stress
- Trial name
- NCT06509100
- Testing
- Device: Altitudes USA
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Prophylaxis of Acute Mountain Sickness
Acetazolamide for the Prevention of High Altitude Illness: a Comparison of Dosing
This is a phase 4, randomized, double-blinded interventional trial comparing alternative doses of Acetazolamide for the prevention of High Altitude Illness.
- Trial name
- NCT01993667
- Testing
- Low Dose Acetazolamide, Normal Dose Acetazolamide
- Where
- United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- University of Utah
Mountain Sickness
Three New Ideas to Protect Special Forces From the Stress of High Altitude
Acute Mountain Sickness (AMS) is a well-documented syndrome that affects 42% of non-acclimatized individuals traveling to altitudes above 10,000 feet.
- Trial name
- NCT02463357
- Testing
- Quercetin, Nifedipine extended release, Methazolamide
- Where
- United States
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Hypertension, Pulmonary, Altitude Sickness
Efficacy Study of Riociguat and Its Effects on Exercise Performance and Pulmonary Artery Pressure at High Altitude
During ascent to high altitude there is a physiologic response to hypoxia that results in an elevated pulmonary arterial pressure associated with decreased exercise performance, altitude-induced pulmonary hypertension, and high…
- Trial name
- NCT02024386
- Testing
- Riociguat
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Richard Moon
Exercise Training
Hyperbaric VO2max Study
This study seeks to examine the effectiveness of training while in a hyperoxic-hyperbaric environment for exercise performance at altitude.
- Trial name
- NCT02356900
- Testing
- Hyperoxic hyperbaric interval exercise training, Normoxic, normobaric, interval exercise training, Oxygen
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Duke University
Physiological Function in Low Oxygen Environment
Rapid Acclimatization to Hypoxia at Altitude
In low oxygen environments, such as altitude, some adults may become ill and suffer from acute mountain sickness. Further, all adults will find that exercising becomes much more difficult when compared with exercise at lower…
- Trial name
- NCT01702025
- Testing
- Aminophylline, Methazolamide, Aminophylline+Methazolamide
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Colorado State University
High Altitude Pulmonary Edema
Effect of Acetazolamide on Subclinical High-Altitude Pulmonary Edema Detected by Lung Ultrasonography
The overall goal of this study is to detect preclinical signs of HAPE by lung ultrasonography and evaluate the effectiveness of acetazolamide at decreasing pulmonary edema by using ultrasound.
- Trial name
- NCT03490916
- Testing
- Acetazolamide
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Vincent Kan
Mountain Sickness
Safety Evaluation of Aminophylline and Methazolamide
This safety study is the first in a series of studies testing the application of the combination of aminophylline and methazolamide.
- Trial name
- NCT01587027
- Testing
- Aminophylline, Methazolamide, Aminophylline and Methazolamide
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Poudre Valley Health System
Diabetes Mellitus
Dario Blood Glucose Monitoring System - Android Devices Altitude Evaluation Study
This study evaluates the performance of a blood glucose monitoring system at high altitudes (approximately 10,000 feet). The performance is assessed via a reference method for glucose analysis (Yellow Springs Instrument 2300 STAT…
- Trial name
- NCT02916563
- Testing
- Blood Glucose Monitoring System Altitude Performance
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- LabStyle Innovations Ltd.
Hypoxemia, Hypobaric Hypoxemia
Comparison of Oxygen Delivery Devices for Reversal of Altitude-Induced Hypoxemia in Normal Subjects
This study will compare the ability of pulsed-dose oxygen from a concentrator to reverse altitude-induced hypoxemia compared to compressed gas from a standard oxygen cylinder.
- Trial name
- NCT01477450
- Testing
- Pulse-dose oxygen, Cylinder oxygen delivery
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Cincinnati
Effects of High Altitude, Hypoxia
Induced Changes in Ventilatory Responsiveness and Altitude Exposure
The main purpose of this study is to determine if a drug (acetyl-cysteine or ACCY) can increase the amount of oxygen in your body at a high altitude of 11,500 feet.
- Conditions
- Effects of High Altitude, Hypoxia, Inadequate or Impaired Breathing Pattern or Ventilation, Abnormal Blood Oxygen Pressure
- Trial name
- NCT01241513
- Testing
- NAC
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
High Altitude Pulmonary Hypertension
The Safety Evaluation of Aminophylline and Ambrisentan When Administered Orally Alone and in Combination to Healthy Volunteers
This is a Phase I, three period, two sequence, open-label, randomized, crossover study, with the primary objective of testing the safety and tolerability of combined oral doses of aminophylline and ambrisentan in healthy human…
- Trial name
- GQ01 (NCT01530464)
- Testing
- Aminophylline, Ambrisentan, Aminophylline plus ambrisentan
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Thies Schroeder
High Altitude Headache
Intracranial Pressure in Experimental Models of Headache
The purpose of this study is to determine whether increased pressure in the head is elevated in people who suffer from High Altitude Headache.
- Trial name
- NCT01288781
- Testing
- Acetazolamide, Lactose monohydrate
- Where
- United Kingdom
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Bangor University
Hypoxia, Altitude Hypoxia
The Psychophysiological Effect of Simulated and Terrestrial Altitude
The aim of this study is to compare the psychophysiological effects of terrestrial altitude with a normobaric, hypoxic situation.
- Conditions
- Hypoxia, Altitude Hypoxia, Altitude Sickness, Altitude
- Trial name
- Hypoxia (NCT04075565)
- Testing
- Terrestrial altitude, Cloud 9
- Where
- 3 sites in Switzerland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Applied Sciences and Arts of Southern Switzerland
Care Burden, Care Giving Burden
Altitudes for Caregivers
The objective of this study is to assess the acceptability and feasibility of Altitudes, a novel digital behavioral health and psychoeducational intervention for caregivers and supporters of individuals experiencing first episode…
- Conditions
- Care Burden, Care Giving Burden, Caregiver Burnout, Caregiver Stress
- Trial name
- NCT06094647
- Testing
- Altitudes USA
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Altitude Sickness
Prevention of Altitude Illness With Non-steroidal Anti-inflammatory Study (PAINS)
This is a research study on Altitude Illness. From the information collected and studied in this project we hope to learn more about Altitude Illness, including factors that may affect and prevent the development and progression…
- Trial name
- NCT01171794
- Testing
- Ibuprofen
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Stanford University
Hypoxia, Altitude
Effect of an H1 Receptor Antagonist on Exercise Performance in Hypoxia
This study seeks to determine whether a simple, single intervention of Cetirizine / Zyrtec® use can improve exercise performance of active individuals when acutely exposed to altitude.
- Trial name
- NCT03192488
- Testing
- Cetirizine, Hypoxia
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Indiana University