Clinical trials: Acute Mountain Sickness
Acute Mountain Sickness
Effects of Aircraft Cabin Altitude on Passenger Comfort and Discomfort
Commercial aircraft passengers are exposed to atmospheric pressures ranging from the pressure found at ground level to that encountered in the external environment at 8,000 feet.
- Trial name
- NCT00326703
- Testing
- Hypobaric hypoxia
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- The Boeing Company
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
Acute Mountain Sickness
Prevention of Acute Mountain Sickness by Intermittent Hypoxia
Acclimatization by mountaineering prior to high altitude sojourns have shown to be effective in prevention of acute mountain sickness (AMS).
- Trial name
- NCT00559832
- Testing
- Hypoxic Exposure
- Where
- Germany
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
Environmental Sleep Disorder, Cheyne-Stokes Respiration
Monitoring of the Cerebral Tissue Oxygenation and Perfusion in the Adapting Climber During Sleep in High Altitude
One of the major challenges in adapting to high altitudes is that with increasing altitude sleeping quality declines rapidly. Thus, the night sleep can only provide limited to none regeneration.
- Conditions
- Environmental Sleep Disorder, Cheyne-Stokes Respiration, Altitude Sickness
- Trial name
- PerOxySleep (NCT01465971)
- Where
- Germany
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Goethe University
Acute Mountain Sickness, High Altitude Pulmonary Edema
Hemodynamic Changes in Altitude Adaptation
We use a new technology (Nexfin from BMEYE-Inventive Hemodynamics) to monitor Cardiac Output, Blood Pressure, Fluid Responsiveness, Pulse Oximetry, Hemoglobin Concentration, Oxygen Delivery in Climbers during their process of…
- Conditions
- Acute Mountain Sickness, High Altitude Pulmonary Edema, High Altitude Cerebral Edema
- Trial name
- NCT01698619
- Where
- Germany
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Goethe University
Acute Mountain Sickness
Acclimatization Mechanisms During Ascent to 7500m
The trial evaluates the role of ascent protocol on acute mountain sickness and cardio-respiratory physiology during an ascent to Muztagh Ata (7546m).
- Trial name
- NCT00603122
- Testing
- ascent protocol
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Ketosis, Hypoxia
Effect of Ketone Ester Supplementation on Hypoxic Tolerance
This WP specifically aims to elucidate the effects of IEK on hypoxic tolerance and the development and severity of AMS symptoms, blood and tissue oxygenation status, as well as sleep quality during an episode of acute exposure to…
- Trial name
- NCT05588427
- Testing
- Ketone ester
- Where
- Belgium
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Altitude Sickness
Controlled Hyperventilation as Prophylaxis for Acute Mountain Sickness
This study evaluates the safety and efficacy of the voluntary ventilatory response as prophylaxis for acute mountain sickness, measured by the Lake Louise Self-Report Score, comparing to a group using acetazolamide.
- Trial name
- NCT02972411
- Testing
- Voluntary ventilatory response, Acetazolamide
- Where
- Chile
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hospital del Trabajador de Santiago
Acute Mountain Sickness
Colorado-Oregon Altitude Study
Investigating the utility of prophylactic treatment with iron sucrose and/or erythropoietin on the prevention of acute mountain sickness in fit, young, healthy individuals.
- Trial name
- COAST (NCT05734716)
- Testing
- Erythropoietin, Iron sucrose (Venofer), Sterile Sodium Chloride
- Where
- 2 sites in United States
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- University of Oregon
Ketosis, Hypoxia
Intermittent Exogenous Ketosis (IEK) at High Altitude
Altitude-related hypoxia decreases human functional capacity, especially during exercise. Even with prolonged acclimatization, the physiological adaptations are insufficient to preserve exercise capacity, especially at higher…
- Trial name
- NCT06097754
- Testing
- Ketone ester
- Where
- 2 sites in Belgium, Slovenia
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Jozef Stefan Institute
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
Acute Mountain Sickness
EleVation carE: a Randomized Controlled Trial on the Prevention of Acute Mountain Sickness With Suxiao Jiuxin Pill
The aim of this randomized, controlled trial is to evaluate the safety and efficacy of Suxiao Jiuxin Pills for prevention of acute mountain sickness (AMS) after high altitude exposure in healthy volunteers, and its influences on…
- Trial name
- EVEREST (NCT06531161)
- Testing
- Suxiao Jiuxin Pill
- Volunteers
- 168 people, healthy volunteers welcome
- Sponsor
- Peking University First Hospital
Acute Mountain Sickness (AMS)
Safety and Efficacy of T89 in Prevention and Treatment of Adults With Acute Mountain Sickness (AMS)
Acute mountain sickness (AMS) is one of three syndromes of altitude illness. It is very common when people venture over 2500 meters altitude.
- Trial name
- NCT03552263
- Testing
- T89 capsule
- Where
- United States
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Tasly Pharmaceuticals, Inc.
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
Acute Mountain Sickness
Drug Combination on Exercise Performance at High Altitude
This study is being conducted to determine the effectiveness of using two FDA approved medications in concert to reduce the likelihood of sickness due to low oxygen levels and to reduce the decrement in physical performance at…
- Trial name
- NCT01902758
- Testing
- ambrisentan and theophylline
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of Montana
Acute Mountain Sickness
Alternative Treatments in Acute Mountain Sickness
The purpose of this research is to support a hypothesis that osteopathic manual medicine (OMM) and / or a 10 cmH2O end-expiratory pressure (PEEP) could be used in the prevention of acute mountain sickness (AMS).
- Trial name
- TAIA (NCT03956472)
- Testing
- Osteopathic protocol for improving drainage of LCS, PEEP 10cmH2O, Fake Osteopathic protocol
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Institut de Formation et de Recherche en Médecine de Montagne
Acute Mountain Sickness
Effect of Acetazolamide on Acute Mountain Sickness in Lowlanders Older Than 40 Years
Randomized, placebo controlled trial evaluating efficacy of acetazolamide in preventing acute mountain sickness in lowlanders older than 40 years travelling from 760 m to 3'100 m.
- Trial name
- NCT03561675
- Testing
- ACETAZOLAMIDE oral capsule
- Where
- Kyrgyzstan
- Volunteers
- 349 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Hypoxia, Normobaric Hypoxia
Effect of Acute Hypoxia on RIght VEntRicular Function in Healthy Adults.
More and more people are engaging in sports in the mountains, including individuals with heart or lung diseases. At the same time, such diseases are becoming more common in Switzerland.
- Conditions
- Hypoxia, Normobaric Hypoxia, Altitude Hypoxia, Right Heart Function
- Trial name
- RIVER-H (NCT07431567)
- Testing
- Normobaric Hypoxia
- Where
- 2 sites in Switzerland
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Mona Lichtblau
Residence or Prolonged Visit at High Altitude as the Cause of Mountain Sickness
A Study of the Effect of High Altitudes on Physiological and Metabolic Markers in Adults Living at Qinghai-Tibet Plateau for Work Purpose
This ambispective cohort study aims to evaluate the effect of high altitudes environment on human's physiological and metabolic markers, specific markers of main human systems, and incidence rate and severity of chronic mountain…
- Trial name
- NCT03446898
- Testing
- Chronic hypoxic environment
- Where
- China
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Tibetan Traditional Medical College
Acute Mountain Sickness
Study Looking at End Expiratory Pressure for Altitude Illness Decrease (SLEEP-AID)
The study is examining if an over-the-counter device (Theravent) worn while sleeping can reduce acute mountain sickness upon awakening in a high altitude trekking population.
- Trial name
- SLEEP-AID (NCT01842906)
- Testing
- Theravent, Control
- Where
- Nepal
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- Stanford University