Clinical trials: Mountain Sickness Acute
High Altitude
High Altitude Muscle Recovery
To understand alterations in glycogen and molecular regulation of skeletal muscle glucose uptake, glycogen synthesis, and muscle protein recovery when consuming CHO (glucose) or CHO+PRO (glucose + whey) post-exercise during…
- Trial name
- HAMR (NCT06392373)
- Testing
- CHO+PRO, CHO
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Acute Mountain Sickness, High Altitude
CO2 Supplement for Treatment of Acute Mountain Sickness
It was reported that up to 76% people who rapidly ascend to the altitude higher than 4500 m without sufficient acclimatization will have AMS which often develops 6-8 hours after reaching at high altitude.
- Conditions
- Acute Mountain Sickness, High Altitude, Inhalation; Gas
- Trial name
- NCT06393998
- Testing
- Breathing with CO2 during daytime and night at high altitude, Sleep and doing exercise test under inhalation of air
- Where
- China
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- State Key Laboratory of Respiratory Disease
Acute Mountain Sickness, Subclinical High Altitude Pulmonary Edema
The Incidence of Subclinical High-altitude Pulmonary Oedema at High Altitude
The aim of this investigation is to determine the incidence of silent interstitial pulmonary edema by chest ultrasound at moderate altitude (3905m).
- Trial name
- NCT01794130
- Where
- Italy
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Institute of Mountain Emergency Medicine
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
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
Acute Mountain Sickness, Healthy
Training in Hypoxia to Prevent Acute Mountain Sickness
Some studies suggest that high-altitude related illnesses - like acute mountain sickness - could be prevented by acclimatisation, reached at low altitude using training in simulated altitude.
- Trial name
- NCT00886912
- Testing
- hypoxia, normoxia
- Where
- Germany
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
High Altitude, Hypobaric Hypoxia
The Effect of Acute High Altitude Exposure on Rescuer Performance and Patient Care
Rescue services in mountainous regions are frequently called to missions at altitudes >3000 m. Under the difficult conditions of acute exposure to altitude, the crews then have to undertake demanding medical and rescue measures.
- Conditions
- High Altitude, Hypobaric Hypoxia, Risk Reduction
- Trial name
- NCT06446427
- Testing
- Acute high altitude exposure, Acute high altitude exposure, with supplementary oxygen, Subacute high altitude exposure, after having spent a night at high altitude
- Where
- 2 sites in Switzerland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Spectrum of Altitude-associated Neurologic Forms of Altitude
NSAID RCT for Prevention of Altitude Sickness
The proposed study is a prospective, randomized, double-blind, placebo-controlled clinical trial evaluating ibuprofen and placebo for the prevention of neurological forms of altitude illness [including high altitude headache…
- Trial name
- NCT01606527
- Testing
- Ibuprofen 600mg orally three times daily
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Naval Health Research Center
Pulmonary Hypertension
Acute Excposure of High Altitude on ECG and Non-invasive Blood Pressure.
Randomized crossover trial in patients with Pulmonary Hypertension (PAH, CTEPH) to assess the acute response of High Altitude (Säntis, 2500m above sea level) on ECG repolarizations and non-invasive blood pressure measurements by…
- Trial name
- NCT03593083
- Testing
- Low altitude: 470m above sea level, Säntis; 2500m above sea Level
- Where
- Switzerland
- Volunteers
- 28 people
- Sponsor
- University of Zurich
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
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
ARDS, High Altitude
Definition of ARDS in Qinghai Province: Verification of Berlin Definition Plateau Criteria
The severity stratification criteria for acute respiratory distress syndrome (ARDS) in Xi'ning Qinghai province (mean altitude: 2200m) were clarified according to the oxygenation index (PaO2/FiO2).
- Trial name
- NCT04199650
- Where
- China
- Volunteers
- 253 people
- Sponsor
- Southeast University, China
Hypoxia
MEDEX Hidden Valley 2008
During a multi-week expedition to the Himalaya, we aim to investigate i) whether dietary supplementation with carbohydrate drinks and gels can improve physical performance; and ii) the underlying mechanisms for any observed…
- Trial name
- NCT00731510
- Testing
- Carbohydrate energy drink, Aspartame
- Where
- United Kingdom
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Medical Expeditions Ltd
Altitude Hypoxia
The Physiological Effects of Acute and Ramp Simulated Altitude Exposure During Simulated Flight Tasks
The purpose of this study is to investigate which physiological process that controls normal human body homeostasis is affected by low levels of acute hypoxic exposure and whether there is a difference in those physiological…
- Trial name
- NCT05867719
- Testing
- Hypoxic breathing conditions
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Texas, El Paso
Acute Mountain Sickness
Change in Peripheral Oxygen Saturation by Using Different Breathing Procedures in High Altitude
In this investigation the researchers explore whether different types of breathing procedures can improve the peripheral oxygen saturation to reduce the risk of becoming a acute mountain sickness or a high altitude pulmonary…
- Trial name
- NCT01468194
- Testing
- Breathing procedure 1, Breathing procedure 2
- Where
- Germany
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Giessen
Acute Mountain Sickness (AMS)
Evaluation of the Prevention and Treatment Effects of Chinese Medicine on High Altitude Illness
This trial is aimed to evaluate the effects of "Wu Zhu Yu Tang" on the prevention of Acute Mountain Sickness(AMS).
- Trial name
- NCT01682551
- Testing
- Chinese Medicine, Acetalozamide
- Where
- Taiwan
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Acute Mountain Sickness
Altitude Sickness Prevention With Ibuprofen Relative to Acetazolamide and Treatment Efficacy
This double blind randomized trial will compare ibuprofen to acetazolamide for the prevention of acute mountain sickness. These drugs have never been directly compared for efficacy.
- Trial name
- ASPIRATE (NCT03154645)
- Testing
- Ibuprofen, Acetazolamide
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Grant S Lipman
Acute Mountain Sickness
Anti-Oxidant Supplementation for the Prevention of Acute Mountain Sickness
Acute mountain sickness (AMS), high altitude pulmonary edema (HAPE), and high altitude cerebral edema (HACE) are complications of rapid ascent to high altitude.
- Trial name
- NCT00664001
- Testing
- Anti-oxidant supplementation
- Where
- United Kingdom
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Altitude Physiology Expeditions
Pulmonary Hypertension
Acute Exposure to High Altitude on Pulmonary Artery Pressure and Right Heart Function (Echo)
Randomized crossover Trial in patients with Pulmonary Hypertension (PAH, CTEPH) to assess the acute response to High Altitude ("Säntis"; 2500m above sea level) on pulmonary artery pressure and right heart function (echo)
- Trial name
- NCT03637166
- Testing
- Assessment at Low Altitude (470m above sea level), Exposure to High Altitude (2500m above sea level)
- Where
- Switzerland
- Volunteers
- 28 people
- Sponsor
- University of Zurich
Pulmonary Hypertension
Acute Exposure to High Altitude on Symptoms
Randomized crossover Trial in patients with Pulmonary Hypertension (PAH, CTEPH) to assess the acute response to High Altitude (2500m above sea level) in altitude related symptoms
- Trial name
- NCT03593005
- Testing
- Assessment at Low Altitude (470m above sea level), Exposure to High Altitude (2500m above sea level)
- Where
- Switzerland
- Volunteers
- 28 people
- Sponsor
- University of Zurich