Altitude Sickness: all 192 studies
Page 1 of 2. Open to participants first (45), then studies with results posted, then the rest; newest registration first within each.
- Assessment of Total Pulmonary Resistance sPAP/CO Between Sea Level LA vs. High Altitude HA After Re-ascent in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07804693Not applicable
- Assessment of Total Pulmonary Resistance sPAP/CO Between Sea Level LA vs. High Altitude HA After Re-ascent in Healthy IndividualsNot yet recruitingNCT07804589Not applicable
- Assessment of Lung Function (Lufu) at Sea Level LA vs. High Altitude HA in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07804576Not applicable
- Assessment of Lung Function (Lufu) at Sea Level LA vs. High Altitude HA in Healthy IndividualsNot yet recruitingNCT07804537Not applicable
- Assessment of Total Pulmonary Resistance sPAP/CO Between High Altitude HA vs. Sea Level LA in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07804524Not applicable
- Assessment of Total Pulmonary Resistance sPAP/CO Between High Altitude HA vs. Sea Level LA in Healthy Individuals HNot yet recruitingNCT07804485Not applicable
- Assessment of Six-minute Walking Distance 6MWD Between High Altitude HA vs. Sea Level LA in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07804472Not applicable
- Sleep-Assessment in Patients Between High Altitude HA vs. Sea Level LA in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07801963Not applicable
- Sleep-Assessment in Patients Between High Altitude HA vs. Sea Level LA in Healthy Individuals HNot yet recruitingNCT07801950Not applicable
- Assessment of Six-minute Walking Distance 6MWD Between High Altitude HA vs. Sea Level LA in Healthy Individuals HNot yet recruitingNCT07801872Not applicable
- Assessment of Heart Rate Variability HRV During Descent DE From 2850m to Sea Level and During Re-ascent A From Sea Level to 2850m in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07801859Not applicable
- Assessment of Heart Rate Variability HRV During Descent DE From 2850m to Sea Level and During Re-ascent A From Sea Level to 2850m in Healthy Individuals HNot yet recruitingNCT07801846Not applicable
- Assessment of Six-minute Walking Distance Between Sea Level LA vs. High Altitude HA After Re-ascent in Patients With Pulmonary Arterial Hypertension PAHNot yet recruitingNCT07797166Not applicable
- Assessment of Six-minute Walking Distance Between Sea Level LA vs. High Altitude HA After Re-ascent in Healthy IndividualsNot yet recruitingNCT07797088Not applicable
- A Prospective Cohort Study on Endoscopic Features of Upper Gastrointestinal Tract at High Altitude (Zaduo County)RecruitingNCT07755384
- The Cardiovascular Effects of Patent Foramen Ovale in HypoxiaNot yet recruitingNCT07742540
- Working in the Heat at Simulated Altitude: Effects of Normobaric Hypoxia on Physiological StrainRecruitingNCT07664462Not applicable
- Calcitonin Gene-related Peptide Antibody in Acute Mountain SicknessNot yet recruitingNCT07653516Phase 4
- Key Diagnostic & Therapeutic Technologies for Severe Acute High Altitude Disease (SAHAD): Integration and ApplicationNot yet recruitingNCT07639931Not applicable
- Effect of Hot Spring Therapy on Central Fatigue Elimination During Altitude TrainingRecruitingNCT07615478Not applicable
- Study of the Effects of Acute Exposure to Moderate Altitude Hypoxia on Prospective Memory.Not yet recruitingNCT07585227Not applicable
- High-flow Nasal Cannula Oxygen Therapy Versus Conventional Oxygen Therapy in High-altitude Pulmonary EdemaRecruitingNCT07536477Not applicable
- Effect of Acute Hypoxia on RIght VEntRicular Function in Asthma.RecruitingNCT07431580Not applicable
- Effect of Acute Hypoxia on RIght VEntRicular Function in Healthy Adults.RecruitingNCT07431567Not applicable
- Effect of Acute Hypoxia on RIght VEntRicular Function in HAPE.RecruitingNCT07431554Not applicable
- Evaluation of Changes in Sleep Efficiency Among PIC DU MIDI Staff Between Nights Spent at Home and Nights Spent in the Workplace Under High Altitude ConditionsRecruitingNCT07423988Not applicable
- Altitude and Outcomes in Pediatric ARDS: A Multicenter StudyRecruitingNCT07193771
- Efficacy of Positive Expiratory Pressure on Acute Mountain SicknessNot yet recruitingNCT07148674Not applicable
- HighCycle Study: Acetazolamide, High Altitude and Plasma VolumeRecruitingNCT07118462Phase 4
- The Study of Personalized Health Check-up Programs and Standards for High-altitude Migrant PopulationsNot yet recruitingNCT07018193
- Postoperative Complications of Orthopedic Surgery in Patients From High-altitude RegionsNot yet recruitingNCT06638658
- Protocol for Evaluating Physiological and Psychological Adaptation Mechanisms in Tibetan Plateau EnvironmentsEnrolling by invitationNCT06557928
- EleVation carE: a Randomized Controlled Trial on the Prevention of Acute Mountain Sickness With Suxiao Jiuxin PillNot yet recruitingNCT06531161Phase 2/3
- The Impact of Physical Training Under Normobaric Hypoxia on Oxidative Stress Level, Inflammatory State, Intestinal Damage, and Mitochondrial Metabolism in Young MalesRecruitingNCT06204731Not applicable
- Effects of Physical Training in Altered Environmental Conditions on Exercise PerformanceRecruitingNCT06159374Not applicable
- Evaluation of Membrane Lung Function in High-altitude RegionsRecruitingNCT06152744
- The Effect of Continuous Positive Pressure Ventilation on Symptoms of Acute Mountain SicknessNot yet recruitingNCT06145113Not applicable
- Human Milk Oligosaccharides (HMOs) and Gut Microbiota, Immune System in AntarcticaEnrolling by invitationNCT06133530Not applicable
- The Effects of Inspiratory Muscle Training on Endurance Performance in Trained Athletes Under Normoxic and Hypoxic Conditions: A Gender-based Comprehensive StudyNot yet recruitingNCT06121128Not applicable
- Advair HFA in Healthy and HAPE Predisposed SubjectsRecruitingNCT06040268Phase 1/2
- Effects of Continuous Positive Airway Pressure on Peripheral Oxygen Saturation, Work of Breathing, and Exercise Tolerance at AltitudeEnrolling by invitationNCT05971290Not applicable
- Measurement of Cardiopulmonary Variables After Acute Exposure to High AltitudeRecruitingNCT05769140
- Going to Altitude With Anxious-depressive SymptomsRecruitingNCT05323864Not applicable
- Erythrocytapheresis for Chronic Mountain SicknessRecruitingNCT04557995Not applicable
- Effects of High Altitude on AMPK ActivationRecruitingNCT02391519
- Effects of Pioglitazone on Exogenous Carbohydrate Oxidation During Steady-State Exercise at High AltitudeCompletedNCT06164665Phase 4Results posted
- The Psychophysiological Effect of Simulated and Terrestrial AltitudeCompletedNCT04075565Not applicableResults posted
- High Altitude and Exogenous Carbohydrate OxidationCompletedNCT03851744Not applicableResults posted
- Effect of Acetazolamide on Subclinical High-Altitude Pulmonary Edema Detected by Lung UltrasonographyTerminatedNCT03490916Phase 4Results posted
- Effect of an H1 Receptor Antagonist on Exercise Performance in HypoxiaCompletedNCT03192488Phase 4Results posted
- The Effect of Chronic Nitrate Supplementation on Acute Mountain Sickness and Exercise Performance in HypoxiaCompletedNCT03101904Not applicableResults posted
- Altitude Sickness Prevention and Efficacy of Comparative TreatmentsCompletedNCT02604173Phase 3Results posted
- Three New Ideas to Protect Special Forces From the Stress of High AltitudeCompletedNCT02463357Phase 4Results posted
- Efficacy Study of Riociguat and Its Effects on Exercise Performance and Pulmonary Artery Pressure at High AltitudeCompletedNCT02024386Phase 4Results posted
- Acetazolamide for the Prevention of High Altitude Illness: a Comparison of DosingCompletedNCT01993667Phase 4Results posted
- Drug Combination on Exercise Performance at High AltitudeCompletedNCT01902758Phase 2/3Results posted
- Study Looking at End Expiratory Pressure for Altitude Illness Decrease (SLEEP-AID)CompletedNCT01842906Not applicableResults posted
- Safety Evaluation of Aminophylline and MethazolamideCompletedNCT01587027Phase 1Results posted
- Induced Changes in Ventilatory Responsiveness and Altitude ExposureTerminatedNCT01241513Phase 4Results posted
- Prevention of Altitude Illness With Non-steroidal Anti-inflammatory Study (PAINS)CompletedNCT01171794Phase 3Results posted
- High-Altitude Neurodegeneration Cohort (HANC) StudyWithdrawnNCT07657520
- Effects of Bicarbonate Spring Water Immersion on Cognitive Reliability and Post-Maximal Exercise Recovery in Adolescent Rowers During Altitude Training: A Sex-Stratified Three-Arm Randomized Controlled TrialCompletedNCT07608913Not applicable
- Effect of Hot Spring Therapy on Autonomic Nervous System and Exercise Performance During Altitude TrainingCompletedNCT07608887Not applicable
- The Role of Acetazolamide in Mitigating Inflammation and Innate Immune Activation at High AltitudeActive, not recruitingNCT07517068Early Phase 1
- Hypoxic Environment on EIB and Performance in Race WalkersCompletedNCT07466849
- Voluntary Isocapnic Hyperpnea in Hypoxia to Mitigate Acute Mountain SicknessActive, not recruitingNCT07126834Not applicable
- The Effects of Artificial Air Negative Ions on High-Altitude Acclimatization, Serum HIF1, and PWC170 IndexCompletedNCT07056751Not applicable
- Hypoxia Adaptation Promotes Cerebral Functional Connectivity With Neuromuscular Efficiency DecrementCompletedNCT07018817
- Short-term Exposure to High Altitude in Patients With Asymptomatic Aortic StenosisCompletedNCT06894550Not applicable
- HighCycle Study: Effect of Acetazolamide on Acute Mountain Sickness in Women Compared to MenCompletedNCT06499727Phase 4
- HighCycle Study: Effect of High Altitude on Acute Mountain Sickness in Women Related to Their Menstrual Cycle PhaseCompletedNCT06499714
- HighCycle: Effect of Acetazolamide on Pulmonary Artery Pressure in Women Compared to MenCompletedNCT06498505Phase 4
- Highlanders With High Altitude Pulmonary Hypertension (HAPH), Pulmonary Arterial Pressure (PAP) Assessed at 3200m With and Without Supplemental Oxygen Therapy (SOT)CompletedNCT06489756Not applicable
- Highlanders With High Altitude Pulmonary Hypertension (HAPH), 6 Minute Walk Distance (6MWD) Assessed at 3200m With and Without Supplemental Oxygen Therapy (SOT)CompletedNCT06489743Not applicable
- High Altitude Residents With High Altitude Pulmonary Hypertension (HAPH), SDB Assessed at HA (3200 m) vs LA (760 m)CompletedNCT06489717Not applicable
- High Altitude (HA) Residents With High Altitude Pulmonary Hypertension (HAPH), Pulmonary Artery Pressure (PAP) Assessed at HA (3200 m) vs LA (760 m)CompletedNCT06489704Not applicable
- High Altitude Residents With High Altitude Pulmonary Hypertension (HAPH), 6MWT Assessed at High Altitude (3200m) vs Low Altitude (760m)CompletedNCT06489691Not applicable
- Prochlorperazine Maleate Versus Placebo for the Prophylaxis of Acute Mountain SicknessCompletedNCT06450899Phase 2
- The Effect of Acute High Altitude Exposure on Rescuer Performance and Patient CareCompletedNCT06446427Not applicable
- CO2 Supplement for Treatment of Acute Mountain SicknessCompletedNCT06393998Not applicable
- High Altitude Muscle RecoveryCompletedNCT06392373Not applicable
- Efficacy of Prophylactic Treatment of Oral Prochlorperazine for Acute Mountain SicknessCompletedNCT06310642Phase 4
- Effects of Low-Intensity Blood Flow Restriction Training in Normoxia and Hypoxia ConditionsActive, not recruitingNCT06171841Not applicable
- Pharmacologic Induction of Tolerance for Hypoxia & HypothermiaActive, not recruitingNCT06129825
- Risk Factors Associated With High Altitude Sickness: A Case-Control StudyCompletedNCT06039475
- Neonatal Electrical Activity at Different Altitude LevelsCompletedNCT05966714
- The Physiological Effects of Acute and Ramp Simulated Altitude Exposure During Simulated Flight TasksCompletedNCT05867719Not applicable
- Effect of Inhalation of Low Dose CO2 on Exercise Performance at High AltitudeCompletedNCT05798416Not applicable
- Colorado-Oregon Altitude StudyCompletedNCT05734716Phase 4
- The Effects of Intermittent Hypoxia on Acute Hypoxic InjuryStatus unknownNCT05733338Not applicable
- Effect of Isocaloric Ketogenic Diet on Physical Performance at High AltitudeCompletedNCT05603689Not applicable
- Colour Vision Impairment During Acute Hypobaric HypoxiaCompletedNCT05584813Not applicable
- Effect of Acetazolamide and Methazolamide on Hypoxic Exercise PerformanceCompletedNCT05575180Phase 4
- The Pre-acclimatization Augmented Extreme Altitude ExpeditionActive, not recruitingNCT05517044Not applicable
- Effect of Altitude on Iron Absorption in Iron Depleted WomenActive, not recruitingNCT05500014Not applicable
- SJOV vs. HFNO for Hypoxia During Procedural Sedation at High AltitudesStatus unknownNCT05474287Not applicable
- Reference Interval for SPO2 in Neonates at High Altitudes During First 2 Hours and Umbilical Artery Blood GasCompletedNCT05468515
- The Study on Effects of Acute Exposure to High Altitude Hypoxia on Cognitive Function in LowlandersCompletedNCT05411185
- Supraglottic Jet Oxygenation and Ventilation for Gastrointestinal Endoscopy at High-altitudeStatus unknownNCT05304923Not applicable
- Coronaltitude - Multicentric Evaluation of the Impact on Hypoxia Sensitivity of Patients With COVID-19CompletedNCT05167357Not applicable