Not applicableEnded earlyNCT03616002What this trial is testingEffects of Hookah (Waterpipe) Smoking on Blood Vessel FunctionWho this might be right forHookah Smoking Cedars-Sinai Medical Center 58
Not applicableStudy completedNCT01157832What this trial is testingEvaluation of the Acute Effect of Water-Pipe Smoking on the Respiratory SystemWho this might be right forCarboxyhemoglobinVital SignsFractional Exhaled NO+1 more Rambam Health Care Campus 45
Not applicableStudy completedNCT03589599What this trial is testingUnderstanding the Effect of Flavor on Hookah Smoking ExperienceWho this might be right forWaterpipe Smoking Florida International University 144
Not applicableStudy completedNCT03723616What this trial is testingReactions to Warnings on Hookah AdsWho this might be right forReactions to WarningsHookah Smoking Duke University 2,588
Not applicableStudy completedNCT03625440What this trial is testingAcute Effects of Waterpipe Smoking on Cognitive Measures and Cardiorespiratory ParametersWho this might be right forWaterpipe Smoking Rambam Health Care Campus 55
Not applicableStudy completedNCT02147665What this trial is testingEffects of Hookah Smoking on Blood Flow to the Heart, Muscle and SkinWho this might be right forHookah Smoking Cedars-Sinai Medical Center 42
Not applicableStudy completedNCT05317663What this trial is testingDeveloping and Testing Waterpipe-specific Health Warning LabelsWho this might be right forWaterpipe SmokingHealth Warning LabelHarm Perception+3 more Florida International University 44
Not applicableStudy completedNCT03096860What this trial is testingEffect of Concurrent Hookah and Alcohol Consumption on Smoking Topography and Toxicant ExposureWho this might be right forAlcohol Use, UnspecifiedHookah Smoking Oklahoma State University 50
Not applicableStudy completedNCT07141823What this trial is testingOxidative DNA Damage Enhancement by Vitamin C Among Narghile Smokers and Non-smokersWho this might be right forNarghile Nora Tariq Mohammed 96
Not applicableStudy completedNCT03595280What this trial is testingOptimizing Risk Messages for Waterpipe Tobacco Cessation in Young AdultsWho this might be right forHookah Smoking Georgetown University 349
Not applicableStudy completedNCT03194958What this trial is testingHelping Poor Smokers QuitWho this might be right forSmoking CessationSmoking, TobaccoSmoking, Cigarette+12 more Washington University School of Medicine 1,944
Testing effectiveness (Phase 2)Ended earlyNCT02310373What this trial is testingEffects of Nicotine-Free Hookah Smoking on Blood Flow to the Heart, Muscle and SkinWho this might be right forNicotine-free Hookah Smoking Cedars-Sinai Medical Center 9
Not applicableStudy completedNCT03232827What this trial is testingThe Impact of Waterpipe Tobacco Flavors on Waterpipe Smoking Intentions, Perceptions, Patterns, and Toxicant ExposureWho this might be right forSmoking, HookahWaterpipe Smoking University of Oklahoma 91
Not applicableStudy completedNCT06316947What this trial is testingDeveloping and Pilot Testing an Intervention to Reduce Household Shisha Smoke Exposure Within Somali HomesWho this might be right forShisha University of Minnesota 15
Not applicableStudy completedNCT02159092What this trial is testingThe Role of Contingency Management in Waterpipe Smoking CessationWho this might be right forWaterpipe Smoking Washington State University 39
Not applicableStudy completedNCT03196102What this trial is testingEvaluation of a Brief Tobacco Intervention in the US MilitaryWho this might be right forTobacco UseTobacco SmokingSmoking, Cigar+3 more University of Virginia 2,999
Not applicableStudy completedNCT01237548What this trial is testingThe Evaluation of the Acute Effect of Water-Pipe Smoking on the Endothelial Function and the Respiratory SystemWho this might be right forHealthy Rambam Health Care Campus 62
Early research (Phase 1)Study completedNCT00992550What this trial is testingComparison of Hookah and Cigarette SmokingWho this might be right forSmoking University of California, San Francisco 13
Not applicableStudy completedNCT02937415What this trial is testingCarbon Monoxide and Oxidative Stress in Waterpipe SmokersWho this might be right forWaterpipe SmokingOxidative Stress Ataturk Training and Research Hospital 100
Not applicableStudy completedNCT04509505What this trial is testingEffect of Waterpipe Smoking on Periodontal HealthWho this might be right forWaterpipe SmokingPeriodontal Diseases Noha Ayman Ghallab 323